看看是否有机会引入没有技术实现难度，但你的公司之前没有使用过的新技术。

Look for an opportunity to introduce a new technology that is not technically difficult to implement, but that has not been used at your company before.

youdao

需要指定虚拟通讯端口时，选择一个确定的而且同一个环境下其他任何应用程序没有使用过的端口号。

When asked to specify a virtual communication port, select a distinct port number that is not used by any other application in the same environment.

youdao

最显著的病媒滋生地点是户外水容器，尤其是没有遮盖、在灌木下以及至少一周没有使用过的水容器。

The most productive vector breeding sites were outdoor water containers, particularly if uncovered, beneath shrubbery and unused for at least one week.

youdao

It turns out there's a new function strlen S-T-R-L-E-N that you probably have not used yet called strlen, S-T-R-L-E-N, programmers early on and still like to be succinct but communicates sufficiently what they mean.

结果这里有个新的函数,你可能没有使用过，叫做，早期的和现在的程序员喜欢简洁地,但是能充分的传达他们的意思。

哈佛公开课 - 计算机科学课程节选