He'll need a c. t. to rule out intracerebral hemorrhage, contusion or cerebral edema.

他需要CT 来去除大脑内出血擦伤或者脑浮肿。

President Joe Biden unveiling a proposed rule from the F T C banning businesses from charging hidden or misleading fees.

乔·拜登总统公布了联邦贸易委员会的一项拟议规则，禁止企业收取隐藏或误导性费用。

RNA is complimentary to DNA though, so if an RNA strand has a nucleotide sequence 3' - A A G U C C A G U - 5', then the complimentary DNA or cDNA would be 5' - T T C A G G T C A - 3'.

但RNA与DNA之间互补，所以如果一条RNA链拥有如下核苷酸序列：3' - A A G U C C A G U - 5'，那么与之互补的DNA便是5' - T T C A G G T C A - 3'。