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
That's where our difficulty lies.
那就是困难所在。
The mailman is delivering letters.
邮差在发信。
The question became one of whether Man could control the disease he had invented.
现在的问题是，人类能否控制住这种人为的疾病。