Vasoconstrictor
a. 血管收缩的\\nn. 血管收缩神经
🗣️ 情景例句
I received a letter from my parents this morning.
今天早上我收到父母一封信。
She is an honor to our school.
她是我校的光荣。
Are we going there by bus?
我们要乘公共汽车去吗？