Focuser
聚焦放大镜, 聚焦装置
🗣️ 情景例句
OK, let me get my wallet and we'll take off.
好，让我拿一下钱包，我们就走。
The first element of success is the determination to succeed.
成功的首要因素是要有成功的决心。
That's fantastic!
那真是棒极了！