không lưu
Meaning
1 senses
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The movement and management of aircraft in the air or on the ground at airports to ensure safety.
vi Kiểm soát không lưu rất bận rộn.
en Air traffic control is very busy.
Parts
không / lưu / Sino-Vietnamese; the character is 空流 …
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OriginSino-Vietnamese; the character is 空流