Cannon's ring
[医] 坎农氏环(右侧结肠的紧张性收缩环)
🧩 词语组成解析
ring
[riŋ]
n. 戒指，指环;铃声，钟声;环形物;拳击场;
vt. 形成环状;环绕;使（例如铃）响;打电话给;
vi. 按铃，敲钟;回响;成环形;
🗣️ 情景例句
Could you please give me a receipt?
给我一张发票。
As you brew, so must you drink.
自搬石头自压脚。
She has been collecting stamps.
她一直收集邮票。