Circulus arteriosus halleri
[医] 视神经血管环
🧩 词语组成解析
[医] 环, 圈
adj. 动脉的
🗣️ 情景例句
Robbie pulled a boy out of the water.
Robbie从水中救出一个孩子。
When the accident happened, I was having dinner.
当意外事故发生时候，我在吃晚餐。
but more often than not, the greater part of the journey is spent on roads with few service stations and too much traffic.
但旅行的大部分时间都花在路上，而且只有很少的服务设施，交通也很拥挤。