1.what a mess 乱七八糟

例句：What a mess of an opening paragraph. Anyway, seems Microsoft is taking the concept of 'touchscreen' to its logical conclusion with a new patent, which will allow objects to be actually felt.

多么乱七八糟的开头段落，不过无论怎样，微软似乎正用一个新的专利走'触摸屏'的概念，这将允许对象是实际感受到的。

2.track the package 追踪那个包裹

例句：Allowing a customer to track the status of an overnight package is one example.

例如，它可以让客户追踪头一天交寄的邮包的投递情况。

3.call sb back 回电

例句：Women expect men to keep trying, so they just don't call back.

女人们喜欢男人不断地尝试，所以她们才不回电话的。

4.a bunch of people 一群人

例句：I never knew how a bunch of people half a world away chose a random town in New Jersey to populate.

我一直想不明白，远在地球另一边的一群人，怎么就会在新泽西州随便选了个小镇开始扎根。

the best/pick of the bunch 出类拔萃的人(或事物)；精英；精品

5.sign off (on sth) 签字批准

例句：IT managed risk by having users sign off on a requirements document, and then controlling changes to those requirements.

IT界会让用户签订一份文档，然后来控制这些需求的变化，从而达到管理这些风险的目的。

6.just in case 以防万一

例句："I feel like this is home, " he said. "But right now, I feel like I have to carry my papers, just in case.

“我感觉这里是我的家，”他说，“但是现在我感觉我必须带上相关证件，以防万一。

7.check this one off sb's list 把这件事从待办事项上面划掉

例句：Many analysts just want to complete the report, check it off their list, and move on to the next task.

许多分析师就想着完成报告，把它从工作列表上划去，再转到下一个任务。