Valsalva
manoeuvre[醫(yī)]瓦耳薩耳瓦氏手法,咽鼓管充氣檢查法
??? 情景例句
What are you so upset about?
什么使你如此難過(guò)？
A word spoken is an arrow let fly.
一言既出，駟馬難追。
Why don't I pick you up at your house?
為什么不讓我去接你呢？