restless
a.焦躁不安的;静不下来的，运动不止的
The children had been indoors all day, and were getting restless.孩子们在屋里呆了一整天，开始不耐烦了。
restore
vt.恢复，使回复;修复，整修;归还
She was hoping that the Mediterranean climate would restore her to full health.她希望地中海的气候能使她的身体完全复原。
trivial
a.琐碎的，不重要的
a trivial sum一笔极小的金额
tumble
vi.跌倒，摔下;翻滚;暴跌; n.跌(摔)倒
A few stones came tumbling down the cliff.几块石头从悬崖上滚落下来。
