Reverse valves
[医] 防逆截门, 倒逆瓣
🧩 词语组成解析
reverse
[rɪ'vɝs]
vt.& vi. （使）反转;（使）颠倒;掉换，交换;[法]撤消，推翻;
vi. 倒退;[桥牌]逆叫;
adj. 反面的;颠倒的;倒开的;[生]倒卷的;
n. 倒转，反向;[机]回动;倒退;失败;
re向后，相反+verse转→反转，颠倒
n. 阀门；真空管；瓣膜（valve的复数）
🗣️ 情景例句
It's almost ten o'clock.
差不多十点了。
You were late again this morning. I think you had better start being on time.
你早晨又迟到了，我想你最好开始守时。[托福]
Mathilde! I didn't know. I'm sorry. But what happened?
玛蒂尔德！我还不知道这些情况哩。我真难过。但是，这是怎么回事呢？