Bipyridine
[医] α,α'-双吡啶
🗣️ 情景例句
The musicians. The dancers--in the parks and on the streets.
音乐家啦 ，在公园或街头跳舞的人啦。
Pride goes before destruction.
骄者必败。
Yes, the economy model is about 30% less.
是的，经济型的大约便宜30%。