重点讲解：
1. check up on 了解；查清；
It is certainly worth checking up on your benefit entitlements.
查清楚你可以享受哪些福利是绝对有必要的Gx.1z(uo,|R#Q。
2. set up 创建；建立；安排；组建；
I set up the computer so that they could work from home.
我把电脑设置好，这样他们就可以在家办公了q|4m8KAhvw.#hl*N。
3. eavesdrop on 偷听；窃听；
The size of the data and the computing power needed mean hackers likely won't be able to eavesdrop on conversations at will, analysts say.
分析人士说，数据的规模和所需的计算能力意味着黑客们很可能无法随意窃听手机通话t1KtAyYYxVvgs-Ho。
4. comb through 在(信息)中仔细搜寻；
They combed through the files for evidence of fraud.
他们查遍档案搜寻欺诈的证据#wIkN+RNX))KCA-D1o+z。