短語詞組短語bump sth up 翻譯;增加bump up the thread 頂帖子bump up the efficiency 提高效率bump up against difficulties 碰到困難Bump up prices 猛抬物價;使物價驟然上漲bump up and down 顛簸而行Purplz Bump Up 畫線彈射bump up against 碰到circulation bump start -up system 循環(huán)泵啟動系統(tǒng) 返回 bump up