sign off on
US /saɪn ɔf ɑn/
UK /saɪn ɒf ɒn/
短语动词
批准, 认可
to give official approval to something
示例:
•
The manager needs to sign off on the budget before we can proceed.
经理需要批准预算，然后我们才能继续。
•
I can't sign off on this project without more details.
没有更多细节，我无法批准这个项目。