upspring /ʌp'spriŋ/ 📖 中文释义 v. 向上弹,跃起 🔗 释义中的汉语词 跃起 📘 English Definition(英文释义) v. i. To spring up.n. An upstart.n. A spring or leap into the air. ← upspout U 字母词表 upstage →