cover for

动词 cover for:

1. provide an excuse or alibi for someone so as to cover up guilt

1. Can you cover for me on Friday/help me/ tell me how to get there?
   星期五能不能请你替我个班／你能帮我吗／你能告诉我到那里怎么走吗？
2. His business was a cover for drug dealing.
   他的商行是进行毒品交易的幌子。
3. I'll cover for Jane while she's on holiday.
   简休假时我替补她工作。
4. Can you cover for me on friday?
   星期五能不能请你替我个班？