plane grating ectrograph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
- plane 的发音
- grating 的发音
- ectrograph 的发音
- plane grating ectrograph英语什么意思:平面光栅摄谱机