xis /'zɪs/ 📖 中文释义 abbr. xenon infrared searchlight 氙红外探照灯 🧩 词形变化 原形 xi 📘 English Definition(英文释义) n. the cardinal number that is the sum of ten and onen. the 14th letter of the Greek alphabet ← xir X 字母词表 Xishuangbanna Dai →