此硬度计的依据是矿物的相对研磨能力.This scale is based on the relative abrasiveness of minerals.铬镀后常常是通过磨削及研磨来达到尺寸.Frequently chromium deposits are ground or lapped to size.陶瓷元件是将仔细研磨的材料经过加压和烧结制成.Ceramic elements are made by pressing and...
They were afraid of answering the questions and incriminating themselves.他们担心因回答这些问题而受到牵连。They are afraid of incriminating themselves and say no more than is necessary.他们害怕受牵连，一句话也不肯多说。He listened to Smillie's recou...
His gross misman-agement left the company desperately in need of restructuring.他管理上的重大失误使公司陷入亟须重组的境地。Right now I'm in need of a little filial affection.此刻我需要的是一份孝心。The education authorities have to provide for child...