sprags英式朗读美式朗读基本解释(sprag 的复数) n. 制轮木 [机] 插模钉英文释义plural of sprag n. a chock or bar wedged under a wheel or between the spokes to prevent a vehicle from rolling down an incline词形变化原形sprag上一个单词:spragins下一个单词:sprague