Vernine
[化] 鸟苷; 鸟嘌呤核苷
🗣️ 情景例句
Help me with this tie, will you?
帮我打领带 好吗
He is far too qualified for such a menial position.
他做那样卑贱的工作，未免太可惜了。
They also have the disadvantage of being an expensive form of transport.
飞机另一个缺点是昂贵。