您要查找的是不是：
- His figure looks very funny in the concave mirror. 他的样子在凹镜里显得非常可笑。
- I need a holiday as a relief from the daily grind. 我需要休假以摆脱单调的日常工作。
- He saw the tower in relief against the sky. 他看到那塔耸立在空中，轮廓十分鲜明。
- An indented or concave surface or area. 凹陷，洼地凹的表面或地区
- The coach was full so a relief was put on. 长途汽车已满员，所以增开了一辆。
- The poor families survived on relief. 这些贫穷家庭靠救济生存。
- These pills bring relief from pain. 这些药丸可以止痛。
- The reddening sky threw into relief a line of trees on the horizon. 通红的天空使地平线上的一行清晰可见。
- The young man carved a figure in low relief. 这个年轻人刻了一座浅浮雕人像。
- That she is still alive is a relief. 她还活着，这是令人感到宽慰的。
- He subscribed a large sum to the relief fund. 他向救济基金捐赠巨资。
- The relief workers kept soldiering on. 救援人员不屈不挠地继续工作。
- It got hotter, the boys peeled to get relief. 天气越来越热，男孩子们脱去衣服凉快凉快。
- Much to my relief, he is safe now. 他现在没事了，我大大松了一口气。
- The news brought a feeling of relief. 这消息给人们带来了宽慰感。
- Just as a double convex lens enlarges, so a double concave lens reduces. 正象双凸透镜可以放大那样，双凹透镜也可以缩小。
- Please give generously to famine relief. 请为饥荒账款慷慨捐赠。
- These people are in urgent need of relief. 这些人急需救济。
- How much did you contribute to the relief fund? 你为那笔救济金捐了多少?
- Relief was flown to the flood-hit areas. 救济物品被空运到洪水泛滥区。
