Once the eggs have hatched the shells are left behind.一旦鸡蛋孵化后，蛋壳就没用了。I don't want to count my chickens before they are hatched.我不想高兴得太早。The eggs hatched and the chicks matured.小鸡破壳而出。...
And a few weeks later when a tiny chick hatched, their happiness know no bounds.几个星期后,一只小鸟破壳而出, 它们欣喜万分.The chickens have already hatched.小鸡已经孵出来了。The chicks have already hatched.小鸡已经孵出来了。They hatched a plot to murder the...
She pampers her own spoiled children and brings Jane up as little better than a servant.她对她那些被宠坏了的孩子娇生惯养,但对简则有如对待佣仆.The biggest is Pampers nappies , which collected more than $ 7 billion last year.最大的是帮宝适(Pampers)纸尿裤, 去年...
There are just four kinds: adenine, thymine, guanine and cytosine.只有4种: 腺嘌呤 、 胸腺嘧啶 、 鸟嘌呤和胞核嘧啶.The DNA base composition is 32.6 - 33.1 mol % guanine plus cytosine.DNA(脱氧核糖核酸)的G+C 摩尔百分含量为32.6—33.1.It is a layer of guanine ...