解释： *['kwivә]n. 震动, 颤抖, 箭袋vi. 颤抖, 振动vt. 使颤动a. 敏捷的
a quiver full of children 子女多的大家庭 have a shaft left in one's quiver 还有办法 have an arrow left in one's quiver 还有本钱, 还有办法
