Pseudaconitine
假乌头碱
🗣️ 情景例句
Please come in, Mr. Wilson.
请进，威尔逊先生。
He that converses not knows nothing.
不和人交谈的人一无所知。
The development of such a telescope will be one of the great astronomical projects of the twenty-first century.
而开发这样一台望远镜将会是21世纪天文学的一个重要的研究课题。