Optocoupler
光隔离器; 光耦合器
🗣️ 情景例句
Hello.
哈喽。
Don't take it the wrong way.
别搞错了。
Yes, Miss Zhao. answered the students. Now, who is on duty today?
“好的，赵小姐，”同学们回答。“今天谁值日？”