He sounded so posh on the phone.在电话里听起来，他的谈吐非常优雅。...an old bald geezer in a posh raincoat.穿着时髦雨衣的秃顶老头...a posh car.豪华车I wouldn't have thought she had such posh friends...我没有想到她会有这些上流社会的朋友。Does she look posh to you, ...
Scientists have developed ways to break apart the genetic material.科学家已研究出分离遗传物质的方法.It's very difficult to treat genetic diseases.遗传性疾病治疗起来很困难。The offspring contain a mixture of the genetic blueprint of each parent....