Parahydroxyhydratropic acid
[医] β-苯酚丙酸
🧩 词语组成解析
🗣️ 情景例句
What's wrong, Susan?
怎么啦， Susan？
Progress is the activity of today and the assurance of tomorrow.
进展即今日的活动和明日的保证。
The secretary worked late into the night, preparing a long speech for the president.
秘书工作到深夜，为总统准备发言稿。