Proanthocyanidin
原花色素
🗣️ 情景例句
Good-bye, everybody.
各位再见。
There is nothing worse than apathy.
哀莫大于心死。
When you visit London, one of the first things you will see is Big Ben,
当你游览伦敦时，首先看到的东西之一就是“大本”钟，