Focusing device
[电] 焦点调整装置
🧩 词语组成解析
[化] 调焦; 聚焦
🗣️ 情景例句
Could you knead the dough for me?
你能帮我揉面吗？
He who lives in glass house should not throw stones.
正人先正己。
He simply had no sense of danger at all.
而是他压根儿没有一点儿危险感。