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
Hello, ASPCA.
喂，ASPCA。
A bird is known by its note,and a man by his talk.
鸟以声闻，人以言知。
He turned to the young lady.
他转向那位年轻的女士。