Birefringencemeter
双折射检查仪
🗣️ 情景例句
Well, here's a twenty.
嗯 ，这是二十美元。
Every cook praises his own broth.
自吹自擂。
One Saturday afternoon, I hauled the machine into the garden and had a close look at it.
一个星期六的下午，我把割草机拉到了花园里，仔细检查了一番。