Xanthagenate
磺酸盐
🗣️ 情景例句
I've been in China to work on the new project.
我一直在中国搞一个新项目。
I want to fly to Chicago on Thursday, the 1st.
我要在1号，星期四飞往芝加哥。
What are you going to give our art teacher for Teachers' Day?
教师节你打算送什么礼物给我们的美术老师？