Vec
abbr. 血管内皮细胞（vascular endothelial cells）
🗣️ 情景例句
I don't know if I can get to sleep.
我不知道我能否睡得着。
My aunt will come to live with me for some days.
我阿姨会来和我住一些日子。
He had his supper, listened to the radio, read a newspaper and then went to bed.
他吃晚餐，听收音机，读报纸，然后睡觉。