pitch in
短语
大学
投入, 动手干, 作出贡献
发音
AU
词形变化
pitched in
pitches in
三单
pitches in
pitching in
pitching in
现在分词
pitched in
过去式
pitched in
过去分词
释义与例句
v.
-
1.
To help out; lend assistance; contribute; to do one's part to help.
习语 不及物 及物If we all pitch in, we can raise enough money for the renovation of the church.
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2.
To begin briskly.
不及物