Each of these life - sustainng agents begins as a stem cell , a sort of hematological embryo.这三种维持生命的要素都起源于干细胞.干细胞是血液的胚胎.Dolly's legacy includes the possibility of making patient - specific embryonic stem cell lines...
输出者和输入者会感觉冲击.Exporters and importers would feel the impact.去年秋天, 而且在春天再一次, 中国简短地是一张网钢的输出者.Last autumn, and again in the spring, China was briefly a net exporter of steel.但他们将无法应付任何盯住美元与石油输出者之间的错位可能.But they would not add...
哎，对不起。我不是故意的。Look, I'm sorry. I didn't mean it.我向你保证那不是故意的.Let me assure you that it was not intentional.有时我很困惑：她这么做是故意的吗？难道一切都只是一场游戏，是逢场作戏？There were moments when I wondered: did she do this on purpose, was it...
The menfolk have all gone out fishing.男人都出去打鱼了.He described the customs of the menfolk of his family.他描述了他们家男人的习惯。All the menfolk ( s ) in his family are little, thin people.他家中所有的男人都又矮又瘦.With the menfolk away at war, wo...
Doctors painstakingly pieced together the broken bones.医生们精心地把碎骨拼合起来。Every aspect of the original has been closely studied and painstakingly reconstructed.原作的每一细节都经过了仔细研究,费尽苦心才得以重现.Broken bones were painstakingly pieced ...