它们有哑铜的，古铜的和镀银的。They are available in polished brass, antique brass or silver-plate.他给这个旧的银器皿重新镀银.He plated the old silver container again.这些刀叉并不像看起来那样值钱, 它们都是镀银的.The knives and forks are not as valuable as they look; the...
传送带下沉重的钢滚筒the heavy steel rollers under the conveyor belt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.粉碎辊是波纹式滚筒, 还常是螺旋割纹式.These rolls are corrugated cylinders, usually of the spiral type....
Lua's portability is archived by using only ANSI C code.lua的轻便性通过仅使用ansic达成.Bonnet Joint ? joint design varies with ANSI class rating.阀盖连接-ANSI压力等级不同,连接结构也有所不同.The first six chapters develop the foundations of objec...
September is here, bringing with it a chill in the mornings.9月到了,早晨已有了寒意.He left the company by mutual consent last September.去年9月，经双方同意，他离开了公司。New owners will have to wait until September before moving in.新业主要等到9月份才能入住。...