‘What did you have?’ ‘We had roast duck and—wait for it—caviare!’“你们吃的什么?”“我们吃了烤鸭和——听好了——鱼子酱！”I told the waiter all means to bring caviare and the cheapest dish on the menu.我告诉服务员务必要拿来鱼子酱和菜单上最便宜的菜.Picasso's art is c...
The raw material for the tyre is a by-product of petrol refining.制造轮胎的原材料是提炼汽油时产生的一种副产品。The product may form the feedstock to a subsequent refining process.产品可以作为原料去进一步加工.These metals may be purified by a technique calle...