qsbdc 发表于 2015-9-28 14:09:18

【泡泡灯每日一词-spontaneous(2015-09-27)】

       泡泡灯背单词
  单词:spontaneous ;
  解释:adj.自发的,不由自主的;
  参考例句:
  1、The eruption of a volcano is spontaneous. 火山的爆发是自发的。
  2、Spontaneous applause broke out as soon as she finished speaking. 她一讲完,大家不约而同都鼓起掌来。
http://ppl.qsbdc.com/800/s/spontaneous.jpg

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