研制了一种性能优异的易切削铋黄铜来替代有毒的铅黄铜.An environmental friendly Bi - brass with cutting - free and excellent properties was developed to substitute for Pb - brass....
I went to Brooks Brothers and bought myself a decent shirt.我去布鲁克斯兄弟专卖店给自己买了一件体面的衬衫。I undid the bottom two buttons of my yellow and grey shirt.我解开了自己黄灰相间的衬衫上最下面的两个纽扣。The shirt's cuffs won't sag and lose their sh...
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....