Trimethylxanthine
[醫] 三甲黃嘌呤, 咖啡鹼, 咖啡因
??? 情景例句
Yes, Linda.
是的，Linda。
The raceis got by running.
賽跑要靠奔跑來贏得。
that I was a new boy in a huge school, and I would have been very pleased to be regarded as something so interesting as a problem.
我是一所大學里的一名新生，如果我當時真的被看成像一個問題那樣有趣，我會感到很得意的。