step up
柯林斯词典
1. PHRASAL VERB If you step up something, you increase it or increase its intensity. 增加
He urged donors to step up their efforts to send aid to Somalia. 他敦促捐赠者再接再厉，将救援物资送往索马里。
返回 step up
1. PHRASAL VERB If you step up something, you increase it or increase its intensity. 增加
He urged donors to step up their efforts to send aid to Somalia. 他敦促捐赠者再接再厉，将救援物资送往索马里。