Dicyclopentadienyl
[化] 联环戊二烯
🗣️ 情景例句
What's the tuition for one year of college?
大学一年的学费是多少？
She felt in her bones that she would succeed.
她坚信自己能够成功。
The next stage is to get the elephant to the training establishment,
下一步就是把象带到训练场所，