这几个字母可以组成英文单词desert。

意思是：n.沙漠;荒漠;荒原。v.抛弃，离弃，遗弃(某人);舍弃，离弃(某地方);擅离(部队);逃走;开小差。adj.不毛的;沙漠的;无人的。例句：

1. Desert plants are adapted to cope with extreme heat.沙漠植物适于耐酷热。2.Mrs Roding's husband deserted her years ago罗丁太太的丈夫数年前抛弃了她。3.The village had hurriedly deserted, perhaps because bandits were in the district.全村的人都匆匆逃走了，或许因为有土匪到达该地区。