美联储官员可能会证明经济增长疲软而没有必要使用这些工具，特别是如果失业一直处于高位的话。

Its officials may prove too slow to use them, particularly if unemployment remains high.

youdao

如果她很快就证明了自己的价值，他可能就要失业了。

If she proved her worth too quickly he might find himself out of a job.

youdao

如果她很快就证明了自己的价值，他可能就要失业了。

If she proved her worth too quickly he might find himself out of a job.

youdao