Focusing device
[电] 焦点调整装置
🧩 词语组成解析
[化] 调焦; 聚焦
🗣️ 情景例句
Nice talking to you. See you around.
和你谈得很愉快。 回头见。
Do you have my pencil?
你拿了我的铅笔吗？
Don't give me that！
少来这套！