Condoms
n. （男用）避孕套, 保险套( condom的复数形式 ); （女用）避孕套
🗣️ 情景例句
What's the bottom line?
究竟是怎么回事？
Hello. Can I speak to Yolanda,please?
喂，我找约兰达讲话，可以吗？
a trough (the lowest point), a height (the vertical distance from the trough to the crest),
波谷（最低点）、浪高（从波谷到浪峰的垂直距离）