Breaking bonds 和making bonds在化学里是什么意思?

Breaking bonds 和making bonds在化学里是什么意思? MAKI MAKI JAPANESE怎么样 MAKI是谁? Maki Horikita Breaking breaking breaking breaking BREAKING breaking Non-polar and polar covalent bonds怎样看图分辨出non-polar和polar covalent bonds MAKI的外语怎么样? MAKI HOUSE怎么样 breaking-heart和 broken-heart的区别! infrastructure bonds. underwriting bonds breaking news break the news的区别breaking news和 break the news的区别 broken heart和breaking heart的意思和区别.