They departed without uttering a word.他们一言不发地离开了。Seconds after uttering the fateful words'this is easy ', he crashed.说了 “ 这很容易 ” 这句预言性的话后几秒钟, 他的心脏就停止跳动.Were they uttering cries of joy , or of warning , or of so...
水慢慢流走了，渗入了疏松的土壤。The water slowly drained away, down through the porous soil.通过按摩让洗发香波渗入头皮。Massage the shampoo into the scalp.硝酸盐由土壤渗入江河。Nitrates leach from the soil into rivers....
齿轮互相啮合.The teeth of the wheel gear into each other.这个大齿轮带动小齿轮使滚筒旋转.This large gear turns the small one to rotate the cylinder.天气冷时齿轮润滑油可能凝结而形成凹槽.Gear lubricants may congeal and channel in cold weather....