Active expiration
[医] 主动呼[气]
🧩 词语组成解析
active
['æktiv]
adj. 积极的，活跃的，有生气的;迅速的，敏捷的;有效的，起作用的;
n. [语法]主动语态;积极分子，活跃的人;
🗣️ 情景例句
The rural workforce has been flowing in to the cities ever since the open door policy was adopted.
自从改革开放政策实施以来，农付劳动力正不断流向城市。
Did you see him yourself?
你自己亲自看到他吗？
On Christmas Day, the man still had his right leg in plaster.
圣诞节那天，他的右腿还上着石膏，