強化免疫catch: vt. (caught; caught) 1.捕捉;逮著 ...up: adv. (superl. uppermost ) 1. ...catch up: 趕上;打斷…的話; 競爭; 追鉤; 追上catch up on: 補做catch up with: 趕上,保持一致; 迎頭趕上下載手機詞典可隨時隨地查詞查翻譯