Euphylline
氨茶碱
🔁 扩展释义
【医】 氨茶硷
🗣️ 情景例句
I know.
我知道。
It's hard sailing when there is no wind.
没有风难航行。
The spheres had been magnetized and attracted or repelled each other all the time.
金属球经过磁化，互相之间不停地相互吸引或相互排斥。