Esaf
[医][=endothelial-cell-stimulating angiogenesis factor]内皮细胞刺激血管生成因子
🗣️ 情景例句
The pay is better and the work is much more interesting.
薪水很高，工作也更有意思。
No, no!
不要！不要！
He teaches English in a middle school.
他在一所中学教英语。