Focusing device
[电] 焦点调整装置
🧩 词语组成解析
[化] 调焦; 聚焦
🗣️ 情景例句
I've got three days off next week.
下星期我有三天假。
We should keep them informed of what is going on here.
我们应该让他们知道这里发生的事情。[分词作定语]
He suggests you leave here at once.
他建议你立刻离开这儿。