他用手指连续敲击他的皮革桌面。He drummed his fingers on the leather top of his desk.他用锤不断敲击直到那块金属成为所要求的形状.He hammered down the metal till it was the shape he wanted.她用铅笔断断续续地敲击着桌面.Her pencil tapped out a staccato rhythm on the desk top...
What is the maintenance cost of the new DNC system?新DNC系统的维护成本是 多少 ?The DNC is the advanced technologies in manufacturing, which includs the numerical control, communication, computer network and database.DNC技术是目前制造业的先进技...
Yesterday'svote itself was a retreat from an earlier fallback position.昨天的投票本身就是放弃先前所留退路的做法。What's our fallback if they don't come up with the money?要是他们拿不出钱，我们如何应变？Do we need it now that we have fallback ...