Diaphragms
n. (机器等的)隔膜( diaphragm的复数形式 ); <解>膈; <物>光圈; (电话机、扬声器等的)膜片
🗣️ 情景例句
You're sure of passing the exam if you work hard.
只要用功,主汪定能考及格。
After working with bees for many years, Professor Von Frisch was puzzled by something he had noticed again and again.
在和蜜蜂打了多年的交道后,冯·弗里施教授对他反复注意到的事感到迷惑。
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