1. “check in ”意為“登記，報到”。但是在不同的語境，翻譯有所不同。在上文中具體指“辦理登記手續”。

eg. Passengers should check in for flight BA125 to Berlin.
去柏林的英航125航班旅客請辦理登記手續。

eg. Where do I check in my code?
我該把代碼檢入到哪里？

eg. Merge down the latest from the work branch, and check in your code.
從工作分支中取得并合并最新的代碼，然后檢入你的代碼。

2. pack up 整理；把……打包

eg. Pack up your family and move to a less stressful environment.
帶上你的家人搬去一個壓力小的環境當中。

eg. Once you've managed to pack up your home, try to celebrate this new stage in your life. Call a friend.
如果準備整理屋子，就試著為自己新的生活慶祝。

eg. Lets pack up and start at once.
讓我們整理好行李立刻出發。