Focuser
聚焦放大镜, 聚焦装置
🗣️ 情景例句
I'm looking for nail polish remover.
我想买点洗指甲油水。
A good beginning is half the battle.
首战告捷等于一半胜利。
When he woke up, he was still on the mattress.
他醒来时，仍然躺在床垫上。