Vena sacralis
[医]骶静脉
🧩 词语组成解析
n. 静脉\\n[医] 静脉
🗣️ 情景例句
He appeared ill at ease at the party.
他在宴会上显得很拘谨。
I'm always disappointed when I don't get any mail.
当我收不到任何邮件时，我总是很失望。
Some plays are so successful that they run for years on end,
有些剧目十分成功，以致连续上演好几年。