The dog began to yowl.那只狗开始哀嚎。Cats yowl. My dog's hair bristles in response.这些猫的哀叫引得我的狗毛发竖立。Suddenly, the cat lets out a heart - rending yowl.突然, 那猫发出一声撕心的嚎叫....
高聚物都是由共价链联接原子而形成的长链分子所组成.Polymers consist of long molecular chains of covalently bonded atoms.同函奉上10箱货物共价5000美元的发票一张.Enclosed we hand you an invoice, $ 5 , 000, for 10 cases goods.另外蛋白质的共价修饰可对某些蛋白质的运动产生影响.Additionally, c...
Diisopropyl succinate was synthesized from succinic acid and isopropanol with p - methyl benzenesulfonic acid as catalyst.摘要以丁二酸和异丙醇为原料及对甲基苯磺酸为催化剂,催化合成丁二酸二异丙酯.The usual thinners are water, ethanol, isopropanol, ethylene ...
AIDS can be spread among drug users through the use of shared syringes.艾滋病可能通过共用的注射器在毒品使用者中传播.This is a medical supplies company that produces disposable hypodermic syringes.这是一家生产多用途皮下注射器的药材公司.Old tires, carpet, syringe...
It taught only materialism, the gospel of mammon.它只是宣扬金钱至上的物欲主义。It is not every day that one meets a business-person who is not obsessed with Mammon.不贪财的生意人可遇不可求。It was possible to serve God and Mammon at the same time.敬...