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
The more depressed he got, the more he turned to drink.
他越是情绪低落就越是借酒消愁。
I know the boy whose father is a merchant.
我知道那个男孩的父亲是商人。
A bird had snatched up the snake from the ground and then dropped it on to the wires.
一只鸟把蛇从地上抓起来，然后把它扔到了电线上。