At low frequencies, such as 10 per sec., pulsation is sensed rather than vibration.在低频率(譬如每秒十次)时, 所感觉到的是脉冲而非振动.If the roller pulsation, the pressure on paper as cause misregister.如果滚子径向跳不静, 则差纸的不张辛有不小有小,致使套印禁绝.Vortexing ...
盒子从隐藏处掉落时，封口裂开了。The seal on the box broke when it fell from its hiding-place.他成功地把 野鸭 引诱 到他的隐藏处.He succeeded in decoying the ducks toward his blind [ hide ].要确保隐藏处起作用, 那就必须是独门独户,跟外界隔绝.For any hideaway to be effective, it...
很难确切知道这场悲剧的严重程度.It's difficult to grasp the sheer enormity of the tragedy.我们的喜剧是对莎士比亚一出悲剧的讽刺性模仿.Our comic play was a burlesque of a Shakespearean tragedy.悲剧或近乎悲剧的事经常发生.Very often tragedies or near tragedies occurred...