Scientific opinions are not carved on tablets of stone; they change over the years.科学观点并非一成不变;它们随着时间而改变。...the different challenges of their career, their need to change, to evolve, blah blah blah.他们的职业面临的各种不同的挑战，需要求变，需要...
His pleading melted her.他的乞求软化了她。Melt the butter over a medium-low heat. When it is melted and bubbly, put in the flour.用中低火把黄油加热，等黄油熔化起泡时，加入面粉。These globs of glass were discovered to be clay pots that had melted under i...
A sarcastic remark was on the tip of her tongue.挖苦的话到了她嘴边却没说出来。I squashed him with a sarcastic remark.我说了一句讽刺的话把他给镇住了.She has a sarcastic tongue.她喜欢挖苦人....