雅各布森得出的结论是基于对钐-147衰变成钕-143所作的分析。Jacobsen based his conclusion on an analysis of the decay of samarium-147 into neodymium-143.与氦 - 4不同之处是, 氦-3不能由放射性衰变产生.Unlike helium - 4, it cannot be produced by radioactive decay.将探测到来自...
The results of the research are summarized at the end of the chapter.在这一章末尾对研究结果作了总结。It may be briefly summarized in the following outline.这可以用下面的提纲简短地加以概括.It may be briefly summarized in the following words.这可以用下面的话来加以小...
I'm a newcomer and no good at flattery.我是新来的,又不会献殷勤.He gave the newcomer the works.他捉弄了这个新来的人."Sergeant, I should like a word with you," said the newcomer, in a pleasantly-inflected baritone.“巡佐，我想和您说句话，”新来的人用悦耳的男中音...
a welter of information一大堆杂乱的信息In trade ( both goods and services ), a welter of impediments persist.无论在商品贸易还是服务 贸易 方面, 都有着大量杂乱无章的障碍.In the latest welter of housing data, some have seen green shoots.有些人在最近杂乱无章的房屋数据中看到了复苏...