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
Good night, Harry. It was nice meeting you. Harry
很高兴与你见面。
Better luck next time.
祝你下一次好运。
There were six million visitors in all,
参观的人数总共是600万。