If you deputize for someone, you do something on their behalf, for example attend a meeting.
例句
I sometimes had to deputise for him in the kitchen...有时候我不得不代替他下厨。Herr Schulmann cannot be here to welcome you and has asked me to deputize.赫尔·舒尔曼无法亲自来迎接您,所以特请我作为代表。
英汉词典释义
vi.
担任代表
I deputized for the manager when she was ill.经理生病时由我代她执行职务。
英英词典释义
Verb
1. act as a substitute;
"She stood in for the soprano who suffered from a cold"