🔍 Tìm kiếm từ vựng
reflection
Noun
sự phản chiếu, sự phản xạ
the action or process where a wave, such as light or sound, bounces back from a surface instead of passing through
"The calm lake 's surface served as a perfect mirror , providing a clear reflection of the surrounding mountains ."
nuclear fission
Noun
phân hạch hạt nhân, sự phân chia hạt nhân
the process or action of splitting a nucleus into two or more parts resulting in the release of a significant amount of energy
"Nuclear fission is also used in nuclear medicine for diagnostic imaging and cancer treatment through techniques such as radiotherapy ."
nuclear fusion
Noun
phản ứng tổng hợp hạt nhân
(physics) the reaction in which two nuclei join together and produce energy
"The most promising approach to achieving nuclear fusion on Earth involves heating hydrogen isotopes to extremely high temperatures and confining them in a magnetic field in devices called tokamaks ."
corona
Noun
nhật hoa, lớp khí quyển ngoài của Mặt Trời
the outer layer of the Sun's atmosphere, observable as a plasma halo during a solar eclipse
"The corona's magnetic fields contribute to the formation of solar prominences and eruptions ."
astronomical unit
Noun
đơn vị thiên văn, AU
a unit of measurement equal to the average distance between the Earth and the Sun, approximately 149.6 million kilometers
"An astronomical unit the average distance from Earth to the Sun ."
Hubble constant
Noun
hằng số Hubble, tham số Hubble
(cosmology) a measure of the rate at which the universe is expanding, determined from the observation of distant galaxies' recession velocities
"Precise measurements of the Hubble constant are crucial for cosmological models ."
inflation
Noun
lạm phát, mở rộng nhanh chóng
(cosmology) the rapid expansion of the universe following the Big Bang
"Understanding inflation is crucial for comprehending the universe 's evolution ."
cosmogonic
Adjective
thuộc vũ trụ học, liên quan đến nguồn gốc và sự hình thành của vũ trụ hoặc thiên thể
associated with the phenomena, processes, or theories related to the origin and formation of the universe or celestial bodies
"The Big Bang theory is a prominent cosmogonic model for the universe 's creation ."
extragalactic astronomy
Noun
thiên văn học ngoài thiên hà, nghiên cứu các thiên thể bên ngoài Dải Ngân Hà
study of celestial objects outside the Milky Way galaxy
"Extragalactic astronomy sheds light on cosmic evolution ."
permutation
Noun
hoán vị, sắp xếp
(mathematics) a rearrangement of a set of elements in a specific order or sequence
"Permutations are used to count different ways to arrange objects ."
integration
Noun
tích phân
a mathematical operation that calculates the accumulation of quantities, represented as the area under a curve on a graph
"Physicists use integration to solve problems in mechanics ."
matrix multiplication
Noun
phép nhân ma trận
a mathematical operation that combines two matrices to produce a new matrix, calculated by multiplying rows and columns
"In finance , matrix multiplication is used for portfolio optimization and risk analysis ."
quadratic equation
Noun
phương trình bậc hai, phương trình toàn phương
an equation involving the square of a variable
"Factoring is a common method to solve quadratic equations when possible ."
tectonics
Noun
kiến tạo, nghiên cứu về các mảng kiến tạo
the scientific study of the Earth's lithosphere and the processes that shape its structure, including the movement of tectonic plates, earthquakes, and volcanic activity
"Tectonics is a multidisciplinary science that integrates geophysics , geology , and geochemistry to unravel the complexities of Earth 's lithospheric processes ."
subduction
Noun
sự hút chìm, sự chìm xuống
a geological process where one tectonic plate moves under another and sinks into the Earth's mantle
"The Ring of Fire is a prominent zone of subduction-related volcanic and seismic activity encircling the Pacific Ocean basin."
glaciation
Noun
sự đóng băng, thời kỳ băng hà
the geological process involving the expansion and movement of glaciers, shaping landscapes through erosion, deposition, and the formation of distinctive glacial landforms
"Glaciation played a role in shaping the iconic Yosemite Valley in California ."
sedimentation
Noun
sự lắng đọng, quá trình lắng đọng
the process by which particles settle out of a liquid or gas due to gravity, forming a sediment layer
"Sedimentation is used in wastewater treatment to separate solids from liquids ."
concretion
Noun
sự kết đặc, nốt
a hard lump or mass formed in sedimentary rock by natural cementing processes
"Geologists collect concretions for analysis to learn about past depositional conditions ."
intrusion
Noun
sự xâm nhập, sự bơm mắc ma
(geology) the injection of magma into existing rock formations underground
"Intrusions can deform existing rock formations ."
substation
Noun
trạm biến áp, trạm điện
a facility that transforms voltage levels and regulates electrical currents, typically situated in an electrical power distribution system
"Utility companies strategically place substations to ensure a reliable and stable power supply to consumers ."
conduit
Noun
ống dẫn, ống
a pipe, tube, or channel that is used to protect, enclose, or route electrical wires, cables, or other utilities for the purpose of safe and organized transmission
"To prevent water ingress , the outdoor conduits were sealed with waterproof materials where they entered the building ."
at once
Adverb
ngay lập tức, tức thì
immediately or without delay
"The system detected the error and corrected it at once."
provisionally
Adverb
tạm thời, một cách tạm thời
in a manner that is temporary or conditional, with the possibility of change or further confirmation
"The room is provisionally booked for the conference ."
before long
Adverb
chẳng bao lâu nữa, sớm thôi
in a short amount of time
"Keep working hard , and success will come before long."
long
Adverb
lâu, trong một thời gian dài
for a great amount of time
"She has long admired his work , ever since she first saw it years ago ."
chronologically
Adverb
theo thứ tự thời gian, một cách tuần tự
in the order in which events, actions, or items occurred, following a timeline or sequence
"The documents are organized chronologically for easy reference ."
any longer
Adverb
lâu hơn nữa, nữa
for more time after the current point
"They could n't delay the decision any longer; it had to be made ."
no longer
Adverb
không còn nữa, không còn
up to a certain point but not beyond it
"I can no longer delay the decision ; it must be made now ."
later on
Adverb
sau này, về sau
after the time mentioned or in the future
"Later on, we might consider expanding the business."
soon
Adverb
sớm, chẳng bao lâu nữa
in a short time from now
"Finish your homework , and soon you can join us for dinner ."