柯林斯詞典sentinel /?s?nt?n?l/ (sentinels) 1. N-COUNT A sentinel is a sentry. 哨兵; 衛(wèi)兵[文學(xué)性，老式] 返回 sentinel劍橋詞典literary a person employed to guard something 崗哨；哨兵 A policeman stood sentinel at the entrance . 一個警察站在入口處放哨。 同義詞sentry mainly US Sentinel is also used in the names of some newspapers . （用于某些報紙名中） the Fort Lauderdale Sun-Sentinel 《勞德代爾堡太陽衛(wèi)報》 返回 sentinel