Perlite
n. [地]珍珠岩
🗣️ 情景例句
He's an aerospace engineer,and works for Orlando Aircraft Corporation.
他担任航太工程师，为Orlando飞机公司工作。
Many straws may bind an elephant.
草多可缚象。
He was rather elderly with grey hair and clear blue eyes.
他上了年纪，有着灰白的头发和明亮的蓝眼睛。