The timing of the gun was precisely synchronized with the turning of the plane's propeller.风门的调速与飞机螺旋桨的转动精确同步。The synchronized low - frequency rectifier is similar to a push - pull rectifier.同步 低频 整流器与推挽整流器相似.The vo...
Just fold up the nappy and dispose of it in the normal manner.把尿布叠起，像平常扔东西一样扔掉即可。Who can fold up a pushchair, toddler and shopping and then get them all onto the bus?谁有那本事一手收起婴儿推车，一手抱着刚会走路的孩子，还得提着刚买的东西，然后挤上公共汽车？" They�...
We were amazed, shocked, dumbfounded, shaking our heads in disbelief.我们震惊、愕然、目瞪口呆，难以置信地摇着头。I stood there dumbfounded.我站在那儿目瞪口呆。His reply dumbfounded me.他的回答使我哑然。...