英 文:I'm doomed to be a mediocre person in my life. No matter how hard I try, it's useless. It's hard for me to do my work, for my colleagues and for my supervisors. That's what I've been doing all my life.
造句2:先生三言两语的指点,使我顿开茅塞,找到了研究工作难于突破的关键所在。
英 文:Mr. Hu's two-pronged suggestions made me start my research and found the key to the difficulty of breaking through in the research work.