Retinometer
视网膜计
🗣️ 情景例句
A rolling stone gathers no moss.
滚石不能苔。
Riches either serve or govern the possessor.
财富可以侍候主人，也可以支配主人。
The landlord smiled and immediately went out.
酒店老板笑了笑，马上走了出去。