ferreting around
探测周围
以上为机器翻译结果，长、整句建议使用 人工翻译 。
I've been ferreting around among my old papers and books for the missing letter.
我一直在我的旧文件和旧书堆里搜寻那封失踪的信。
youdao
It would be much better if you could access the journals as a group, rather than ferreting around for each individual feed.
如果您能以组为单位访问这些杂志，会比为每个个人的提要搜索一遍要好得多。
Even still, when we were ferreting around the new 3G iPhone firmware today, we were keeping an eye out for altered or additional camera drivers, something to indicate a front-facing camera.
ENGADGET: Loads of fake Apple shots hit the web: 3G iPhone pre-WWDC edition
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