n.顎；頜；下巴；鉗口；說教

v.喋喋不休；教訓

A strong square jaw is a sign of firm character. 強健的方顎是性格堅定的象征。

He fell from a ladder, and broke his jaw bone. 他從梯子上掉了下來，摔傷了頜骨。

Give him a sock on the jaw! 給他下巴上來一拳！

On hearing the news, his jaw dropped. 聽到這個消息，他驚訝得張口結(jié)舌。

Broken pipes adopt a hacksaw or a saw without teeth.The size of pipe needing to cut should be exact.Put pipes on the center of pressure jaw, and keep fractures even. 斷管采用鋼鋸或無齒鋸，需斷切的管子尺寸準確，將管子置于壓力鉗口中心卡緊，斷口平齊。

She jawed him all day about that. 她為那事數(shù)說了他一整天。