Theosine
[化] 茶碱; 茶叶碱
🗣️ 情景例句
The belief crisis occurring in the younger generation may turn out to be a big problem.
年轻一代的信仰危机很可能演化成为一个大问题。
My grandfather got married in 1921.
我的祖父在1921年结婚。
To his astonishment, the bee began to perform a dance on the surface of the honeycomb.
冯·弗里施就透过玻璃进行观察。