Dihydroxypropyltheopylline
甘油茶碱
🗣️ 情景例句
Can I invite Alexandra to stay for dinner?
我可以请Alexandra留下来吃晚餐吗？
My sister worked as a secretary before she got married.
在她结婚了以前，我的姐姐为一位秘书。
My cousin, Harry, keeps a large curiously-shaped bottle on permanent display in his study.
我的堂兄哈里在他的书房里一直摆着一只形状古怪的大瓶子。