Retraction ring
[医] 子宫收缩环, 班都氏环
🧩 词语组成解析
retraction
[[ri'trækʃən]]
n. 缩进, 撤回\\n[医] 退缩, 缩回
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
You drive a hard bargain.
你真会讲价。
She doesn't come as ofter as she used to.
她现在已经不像以前那样常来了。
What are you doing? he asked. I'm cutting this tree up, answered the woodcutter.
“你在做什么？”他问。“我在把这棵树砍断，”伐木工人回答道。