cover for

US /ˈkʌvər fɔːr/
UK /ˈkʌvər fɔːr/
"cover for" picture
1.

替班, 顶替

to do someone's work or duties while they are absent

:
Can you cover for me while I'm on vacation next week?
下周我休假的时候,你能替我顶班吗?
She asked her colleague to cover for her during her sick leave.
她请同事在她病假期间替她顶班
2.

打掩护, 掩盖

to make excuses or provide an alibi for someone, especially to protect them from blame or punishment

:
He asked his friend to cover for him when he skipped class.
他逃课时,让朋友替他打掩护
Don't try to cover for his mistakes; he needs to take responsibility.
不要试图掩盖他的错误;他需要承担责任。