Under-performing
(under-perform 的现在分词) vt. （股票等）运作差于（一般市场价格）\\nvi. 表现不佳；工作不如预期（或同行）
🧩 词语组成解析
under
['ʌndɚ]
prep. 在…下面，在表面之下;在…的假定表面或掩饰下;少于，小于;在…情况下;
adv. 在下面;少于;在水下;在昏迷中;
adj. 较低的，下面的;
a. 表演的, 履行的
🗣️ 情景例句
Nothing ventured, nothing gained.
不入虎穴，焉得虎子。
There is no time like the present.
机不可失，时不再来。
As soon as he had hung up, he went over to the workmen and told them that if a policeman ordered them to go away, they were not take him seriously.
挂上电话后，他又马上来到工人那儿，告诉他们若有个警察来让他们走开，不要把他当回事，