🔍 Tìm kiếm từ vựng
infrequently
Adverb
hiếm khi, ít thường xuyên
on very rare occasions
"They communicated infrequently, but their friendship remained strong ."
infrequent
Adjective
ít khi, hiếm
happening at irregular intervals
"He received infrequent updates about the project's progress."