check-ins 📖 中文释义 n. 报到处, (旅馆、机场等)登记处( check-in的复数形式 ) 🧩 词形变化 原形 check-in 📘 English Definition(英文释义) n. the act of reporting your presence (as at an airport or a hotel) ← check-in counter C 字母词表 check-list →