to have a facelift接受去皱整容手术Nothing gives a room a faster facelift than a coat of paint.重新粉刷一下是使房子焕然一新的最快方法。Radiofrequency is a procedure that offers an alternative to the traditional facelift.射频技术则是替代传统面部整形的一种方法....
在那段河道的上游,我能看到令人生疑的小湍流.I could see suspicious ripples at the upper end of the reach.宇宙学家正在争论湍流导致星系诞生的可能性.Cosmologists are debating the possibility that turbulence causes galaxies to form.雷诺发现当雷诺数大于约2000时开始产生湍流.Reynolds fi...