一只鸽子从塔里钻出来，扑扑地拍打着翅膀。A pigeon emerges, wings flapping noisily, from the tower.耗时五年才钻到了基岩。It took five years to drill down to bedrock.窗户对他来说实在太小，他钻不过去。The window was far too small for him to get through....
You have to do everything you can. You have to work your hardest. And if you do, if you stay positive, then you have a shot at a silver lining.你必须全力以赴，最大限度地去努力。如果你这么做，并且保持乐观，你就会看见乌云背后的幸福线。I struck the ball cleanly and my...
The entrainment rate should closely decrease exponentially with freeboard height.夹带率应几乎随自由空域高度成指数递减.The evaporator vapor lines are fitted with an entrainment separator.蒸发器的蒸汽线装有雾沫分离器.Orifice's pressure losses are at...