Ventil
n. 活瓣
🗣️ 情景例句
Creep--c-r-e-e-p.
Creep c-r-e-e-p。
Where is the boarding gate for this flight?
这班飞机的登机门在哪儿？
If one group of people were disturbed from their eye-movement sleep for several nights on end,
如果有两组人，一组人连续几夜在眼球队活动时被叫醒；