Flavin: Any of a class of organic compounds, pale yellow biological pigments that fluoresce green.黄素: 一组浅黄 、 绿萤光生物色素,在植物和动物组织中分布很广,含量少.The cheaper FNDs fluoresce roughly as well as those produced with an electron beam.此种...
有必要让公众在充分知情的状况下展开辩论。There needs to be a properly informed public debate.这份杂志没必要出现那种语言。There'sno need for that kind of language in this magazine.他说：“我从未故意将任何病人置于不必要的风险境地。”"I have never knowingly exposed any patient t...
从“绿色税收”得来的收入便可回过头来用于提高能效。Revenues from "green taxes" could then be channelled back into energy efficiency.增加税收仍然是不可能的事吗？Is a tax increase still out of the question?农民能够得到某种具体的税收待遇。A farmer is entitled to a certain partic...
This is yet another slur on the integrity of the Metropolitan Police.这是对伦敦市警察局刚正廉明作风的又一次诽谤。The newscaster's speech began to slur.新闻广播员的话音变得含糊不清起来。His comments cast a slur on the integrity of his employees.他的评论是对其雇员正...