Chrysogenin
黄青霉素, 点青霉产黄色素
🗣️ 情景例句
It's a problem, isn't it?
这确实是个问题，不是吗？
Never think yourself above business.
勿自视过高；不要眼高手低；永远不要认为自己是大才小用。
That's too expensive for us.
这对我们来说是太贵了。