Rectal vein
un. 直肠静脉
🧩 词语组成解析
a. 直肠的\\n[医] 直肠的
vein
[ven]
n. 静脉;[地]矿脉，岩脉;[植]叶脉;气质，倾向;
v. 使有脉络;使有纹理;象脉络般分布于;
🗣️ 情景例句
It's for babies.
这是给婴儿玩的。
While the dog gnaws bone,companions would be none.
狗啃骨头无同伴。
This echo-location in bats is often compared with radar, the principle of which is similar.
蝙蝠这种回声定位常常可与雷达相比较，其原理是相似的。