Stethophonograph
胸音描记器
🗣️ 情景例句
It's been my experience that I agree that yours are of better quality.
根据我的经验来看，你们的产品质量的确较好。
It's a poor heart that never rejoices.
不知人间有乐趣者最可怜。
Then we could look at the production line.
然后我们再去看看生产线。