Mesaconate
中康酸盐[酯]
🗣️ 情景例句
She doesn't know we've changed hotels.
她不知道我们换了旅馆呀。
No need!
免了吧！
Hello. You must be Dr Yang. How do you do? My name's David Lee.
嗨。你一定是杨博士吧。您好！我是大卫·李。