🗣️ 情景例句
Well, then why are you so sad?
那你为什么如此难过？
To love and to be loved is the greatest happiness of existence.
爱人和得到人爱是人生最大的幸福。
for fear the agents of other firms should be able to trace the kind of research they are likely to be undertaking.
他们生怕别的公司的情报人员据此摸到他们可能要从事的某项科研项目。