Focusing device
[电] 焦点调整装置
🧩 词语组成解析
[化] 调焦; 聚焦
🗣️ 情景例句
OK. Do you want to get better?
好，你想把病治好吗？
Before I eat dinner,I read the newspaper for a while.
在我吃晚饭以前，我花一会儿读报纸。
And because I was deaf, I could not learn to speak.
因为我耳聋，我不能学说话。