Cloning technology is good news for those patients who need organ transplants.
克隆技术对于那些需要器官移植的病人来说是个福音。
I asked him to buy it for me, but he wouldn't.
我请他帮我买,但是他不肯。
Shortly after this the famous H. M. S. Challenger expedition established the study of the sea-floor as a subject worthy of the most qualified physicists and geologists.