behalf/bɪ'hɑːf $ -'hæf/

n. [on ~ of sb = on sb's~] speaking or doing sth instead of sb

n. [on ~ of sb = on sb's ~] 代表：He accepted the prize on behalf of his son. 他代表他儿子领了奖。

◇His lawyer spoke on his behalf. 他的律师代表他讲话。

构词be- + half

常犯错误

✗ on the behalf of sb

✓ on behalf of sb 代表某人