Monobromination
一溴化
🗣️ 情景例句
The girls learned a great deal.
女孩们学到了许多东西。
Please do now hesitate to as any questions.
如有问题您可随时提出来。
This is a major achievement because, in relative terms, planets are very small and old not emit light.
这是一个重要的成就，因为相对来说，行星很小，而且也不发光。