Homouridine
高尿苷
🗣️ 情景例句
about your math teacher or your math homework.
你的数学老师或你的数学作业。
How about Mary? How long has she lived there?
玛丽怎么样？她在那儿住多久了？
I looked at the map and then at the millimeter.
我看了看地图，又查了一下里程表。