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
Don't you have to work?
你明天不用上班吗？
Money is often lost for want of money.
往往由于缺乏金钱而丧失金钱。
she was more richly carved and ornamented than any previous ship.
它比以往任何船只雕刻得都更加精美，装饰得都更加华丽。