Guanin
n. 鸟嘌呤（核酸的基本成分）
🗣️ 情景例句
Stop being so moody.
不要这么喜怒无常。
The poor man wants much, the miser everything.
贫穷人要求多，守财奴样样要。
No matter how much we like honey, or how much we have read about the uncanny sense of direction which bees possess, we have a horror of being stung.
不管我们多么爱吃蜂蜜，或读过多少关于蜜蜂具有神秘的识别方向的灵感的书，我们仍然十分害怕被蜂蜇。