Ascensional vntilation
[机] 向上通气
🧩 词语组成解析
a. 上升的
🗣️ 情景例句
One scoop or two?
一杓还是两杓？
Is the source of the information reliable?
那个消息的来源可靠吗？
that people have for years assumed that the process of losing vigour with time,
多年来就已认识到。生命力随着时间流失而丧失活力，