keep the ball rolling
短语使不中断
发音
AU
词形变化
keeping the ball rolling
keeps the ball rolling
三单
keeps the ball rolling
kept the ball rolling
keeping the ball rolling
现在分词
kept the ball rolling
过去式
kept the ball rolling
过去分词
释义与例句
v.
-
1.
To continue an action indicated in the context; to sustain a process.
习语