piston-ring groove怎么读
点击播放按钮播放发音:
Update Required
To play the media you will need to either update your browser to a recent version or update your Flash plugin.
读音分解
- piston-ring 的发音
- groove 的发音
- piston-ring groove英语什么意思:活塞涨圈槽;活塞环槽