sentinel /'sentinl/ 📖 中文释义 n. 哨兵, 标记vt. 警戒, 守卫[计] 标记 🔗 释义中的汉语词 哨兵标记警戒 🧩 词形变化 复数 sentinels过去分词 sentinelled 📘 English Definition(英文释义) n a person employed to keep watch for some anticipated event ← sentimo sentinel cells →