Edrf
内皮细胞舒血管因子
🗣️ 情景例句
Hello, operator.
喂， 接线生。
To read without reflection is like eating without digestion.
学而不思，犹如食而不化。
There is only enough spring water to supply the needs of the houses, so we have to pump from the river for farm use.
泉水只能满足家庭生活用水，因此我们必须从河里抽水以用于农业生产。