I feel sorry for the beggars, but I can't stand it when they teach their children how to beg.
我很同情乞丐,但我真的看不惯他们教孩子怎么样行乞。
Sometimes the secrecy goes to such an extent that the whole nature of the research cannot be mentioned.
有时,保密竟达到了这样的程度,即连研究工作的整个性质都不准提及。