Sentinel pile
[医] 前哨痔(肛裂下端的痔)
🧩 词语组成解析
sentinel
['sentinl]
n. 岗哨，哨兵;
🗣️ 情景例句
Are we ever going to finish?
我们这样谈得完吗？
No reasonable person could refuse.
凡事明事理的人都不会拒绝此事。
It's Dr Stone, isn't it? She's usually good.
是斯通博士，对吗？她一直很不错的。