Ventil
n. 活瓣
🗣️ 情景例句
Well, he wakes up several times during the night,
噢， 他一夜醒了好几次，
The doctor said it's just a litter heat rash, There's nothing to worry about.
医生说只是出疹子，不需要担心。
The boss's handwriting is terrible!
老板的书写太糟糕了！