Birefraction
双折射
🗣️ 情景例句
I think I've seen you before, You look very familiar.
我想我以前在哪里见过你，你看起来非常面熟。
I hope you get there on time.
我希望你准时到那里。
Once you have decided on your investment aims, you can then decide where to put your money.
一旦你的投资目标确立以后，你就可以决定你的钱投向何处。