Edrf
内皮细胞舒血管因子
🗣️ 情景例句
You have been working on this for some time, Richard.
你从事这工作已有一段时间了， Richard。
Why don't you bring Sarah and Kathy with you?
你能把莎拉和凯茜一起带来吗？
We want the same rights as the white people in the city.
我们要求享有与本市白人平等的权利。