Venous valves
[医] 静脉瓣
🧩 词语组成解析
a. 静脉的, 在静脉中的, 有脉的\\n[医] 静脉的
n. 阀门；真空管；瓣膜（valve的复数）
🗣️ 情景例句
Will it hurt?
会痛吗？
I want to reserve a room.
我想预订一个房间。
but fearing that she would never see Rastus again -- the letter had made that quite clear -- she changed her mind.
但又害怕再也见不到拉斯特斯——这点，信上说得十分明白——于是便改变了主意。