Perlite
n. [地]珍珠岩
🗣️ 情景例句
There's nothing more joyous than the arrival of a new baby.
没有任何事能比新生儿的到来更令人喜悦的了。
I'm a graduate of Yale University, I have a Bachelor of Science degree.
我是耶鲁大学的毕业生，我有理学学士学位。
Everybody says I must be mad and they are probably right.
大家都说我肯定是疯了，也许他们说的是对的。