Hydrooptics
水域光学
🗣️ 情景例句
Grandma's pearls!
祖母的珍珠项！
This is Tom. He's my classmate.
这是汤姆。我的同学。
Mr.Taylor, the owner of a jewellery shop was admiring a new display.
珠宝店主泰勒先生正在欣赏新布置的橱窗。