把…扔进
Please pitch your waste paper in here.
请把废纸丢进里面.
加入, 投入
If everyone pitches in, we'll soon have the job finished.
要是人人动手, 这工作马上就能完成.
把…扔进
Please pitch your waste paper in here.
请把废纸丢进里面.
加入, 投入
If everyone pitches in, we'll soon have the job finished.
要是人人动手, 这工作马上就能完成.