Vec
abbr. 血管内皮细胞（vascular endothelial cells）
🗣️ 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。
I want to make an overseas call to the United States?
我想打个电话到美国去。
And don't set the hillside on fire either!
“也不要把山坡弄着火了。”