Ball's valves
[医] 鲍尔氏瓣, 莫尔加尼氏瓣(肛瓣)
🧩 词语组成解析
n. 阀门；真空管；瓣膜（valve的复数）
🗣️ 情景例句
Going away to college for the first time
第一次离家上大学，
Compared to the previous model, our new model is less expensive and easier to use.
与旧型机比较我们的新型价格便宜且更容易操作。
To compensate for his unpleasant experiences in hospital, the man drank a little more than was good for him.
为了补偿住院这一段不愉快的经历，那人喝得稍许多了一点。