我的新工作两周后开始。在此期间，我在我父母的店里帮忙。

My new job starts in two weeks. ___Meanwhile, I'm helping out at my parents' store.

修理需要几个小时。在此期间，我们可以在自助餐厅等候。

The repairs will take a few hours. We can, ___meanwhile, wait in the cafeteria.

与此同时，你能审阅一下我发给你的文件吗？

___Meanwhile, could you please review the document I sent you?