Ossein
n. 骨胶原\\n[化] 骨胶原; 生胶质
🗣️ 情景例句
If someone doesn't buy it before then,
如果在此之前没有人买走的话。
On a crowded train, one comes in contact with many people.
在拥挤的火车里面，会和许多人接触。
We did as he told us and we won the first place in the league at last!
我们照他叮嘱的做了，因而我们最终获得了联赛的冠军！