胚胎在羊膜腔中发育。The embryo lives in the amniotic cavity.羊膜穿刺术是从羊膜囊抽取羊水的技术.Amniocentesis is the removal of fluid from the amniotic sac.中速滤纸虽也可贴附,但复水后不能起到支撑作用,并发生纤维脱落,附着于羊膜上,不利于手术.Filter paper can'tsupport the amnion after ...
The players can advertise baked beans, but not rugby boots.球员可以给烤菜豆做广告，但不能代言橄榄球靴。It's simply unethical to promote and advertise such a dangerous product.宣传推广如此危险的产品完全是不道德的。I shall advertise for someone to go with me...
And the fiddler played another little tune.小提琴手又演奏了一首短曲。The fiddler crab is a living clock.招潮水蟹是一只活闹钟.The fiddler's crude and irreverent sense of humor was distasteful to him.拉琴人的粗鲁无礼的幽默感使他讨厌....
He knew his place in the pecking order.他知道自己排老几。It was winter and the sparrows were pecking at whatever they could find.时值冬季，麻雀啄食着能够找到的任何东西。Misty mountains, burbling brooks, pecking chickens and scampering dogs.山色空朦,溪水潺潺...
顿挫抑扬是形容朗读时声音的高低曲折和和谐的的节奏.Cadence means the rise and fall of the voice in reading with rhythm.他们的企图受到顿挫.They were baffled in their attempt.乐曲的主题音调采用切分节奏,富有极强的推动性,顿挫有致.This work employs a syncopated rhythm with a strong dr...
The doctors gave numerous examples of patients being expelled from hospital.医生们列举了大量病人被逐出医院的实例。Scientific development meant the growth of numerous professions ancillary to medicine.科技发展意味着许多医学衍生职业的增长。This year numerous b...