| 释义 |
useful work短语⁹⁰⁸⁸⁷⁺⁷
基本例句
有用功
Convincing engineers to pay more attention to patent applications necessarily means that they spend less time doing useful work, and that can be fatal to a young startup.
说服工程师花更多的时间考虑专利申请，就意味着他们干正事的时间少了，这对创业公司来说是致命的。 yeeyan
Not only does that heat do no useful work, it also damages machinery.
这种热能非但无用，甚至还损害机器。 yeeyan |