Sorethytan
复杂聚氧化乙烯醚混合物
🗣️ 情景例句
Having their origins in China, chopsticks are used in many Asian countries.
筷子起源于中国，现在很多的亚洲国家都使用它。
It's about time!
正是时候。
Is this your bike?
这是你的自行车吗？