Sector condu-ctor
[电] 扇形导体
🧩 词语组成解析
🗣️ 情景例句
Yes?
什么？
He who has health has hope, and he who has hope has everything.
身体健壮就有希望，有了希望就有了一切。
Boy, I'm really glad to hear that.
哇，听了真叫人高兴。