Cardinal veins
[医] 主静脉
🧩 词语组成解析
n. 纹理；静脉（vein的复数）
🗣️ 情景例句
Don't worry. The traffic is very heavy at this hour.
别担心。这个时间交通很拥挤。
I'll probably stay home and watch TV.
我可能会呆在家看电视。
I usually come by bus. What about you?
我平常乘公共汽车。你呢？