湿疹是一种常见的皮肤病，通常具遗传性。Eczema is a common skin complaint which often runs in families.你可能得了职业性皮肤病。You might be having an occupationally related skin problem.我患有一种皮肤病，破坏了我的天然肤色。I have a skin disorder, it destroys the pigmenta...
The idea of cloning extinct life forms still belongs to science fiction.克隆已经灭绝的生物的想法仍旧只限于科幻小说中。These are inserted into a cloning vector.它们被插入克隆载体.And Infigen Inc. of De Forest , Wisconsin recently succeeded at cloning a ...
我应当让他给我打一针青霉素的.I should have asked him for a shot of penicillin.她给病人注射了青霉素.She injected the patient with penicillin.青霉素是极其重要的医学发现.Penicillin was an extremely significant medical discovery....
Regrettably we have to house families in these inadequate flats.很遗憾，我们不得不让住户挤在这些狭小的公寓里。The incidents are regrettably true.很可惜这些事件都是真实的。No doubt many will regard these as harsh words, but regrettably they are true.固然会有很多人...
The domesticated ass ( Equus asinus ).家养驴 ( 驴马属 )Jest with an ass and he will flap you in the face with his tail.你跟驴子开玩笑，将被驴尾打耳光。Hell, if I had an ass like that I'd wear a leotard.该死, 如果我有个像那样的屁股的话一定会穿一条紧身连衣裤.I can ...