Bibliographies are lists of books and are compiled in many different forms.书目是以许多不同形式编制的图书目录.The sources have been indicated in the bibliographies of the various chapters.每章中的参考书目指出资料来源.This type of annotation may be ext...
这场政治争端有可能演化成一场全面爆发的危机。This political row threatens to grow into a full blown crisis.羽毛最初由昆虫的翅瓣演化而来.Feathers initially developed from insect scales.这幕场景后来逐渐演化为象征胜利的普通象形文字.This symbol later evolved into a common hieroglyph...
The workpiece is already on the lathe.工件已经上了车床.We used grinding machines only to smooth and finish a workpiece.我们只是用磨床将工件抛光和精加工.The carriage feeds the tool while the workpiece rotates.当工件旋转时,拖板送进刀具....