Polydideuteroethylene
[化] 聚二氘乙烯
🗣️ 情景例句
Good evening, how may I help you sir?
晚上好，你需要帮助吗？
A hen is on her eggs.
母鸡蹲在它的蛋上。
They discovered that the farther away the feeding station was, the slower the dance was.
他们发现离喂食点越远，蜜蜂就跳得越慢。