Sema
abbr. 美国汽车改装用品协会（the Specialty Equipment Market Association）
🗣️ 情景例句
May I ask where you are from?
我可以请问你是哪里人吗？
To be of use in the world is the only way to be happy.
为善最乐。
I have just received a letter from my old school, informing me that my former headmaster,
我刚刚收到母校的一封信，通知我说以前的校长