Collateral circuiation
[医] 侧支循环
🧩 词语组成解析
[医] 循环
🗣️ 情景例句
You should use 'officer' to address a policeman.
你应该用 'officer' 来称呼警察。
What a mess!
乱七八糟。
Are there any birds in the picture?
画里面有鸟吗？