Idiophore
[医] 原活质
🗣️ 情景例句
We have to maintain communication to understand each other.
必须保持交流以求相互理解。
The class made noticeable improvement.
这班有明显的进步。
l am vacuuming the floor now and have several shirts to iron.
我正在用真空吸尘器清理地板，还有好几件衬衫要熨。