Houston's valves
[医] 豪斯顿氏瓣, 直肠横襞
🧩 词语组成解析
n. 阀门；真空管；瓣膜（valve的复数）
🗣️ 情景例句
Something else I was wondering about was...
我想知道其它事是^
She's been a bit under the weather recently.
她近来身体不太好。
It later became apparent that rabbits were developing a degree of resistance to this disease,
后来，明显看出，兔子对这种疾病已产生了一定程度的免疫力，