【泡泡灯每日一词-sustain(2015-09-30)】
泡泡灯背单词单词:sustain ;
解释:vt.保持,供养,维持,支持,经受;
参考例句:
1、During the war we had just enough food to sustain us. 战争期间,我们的食物仅够维持生活。
2、These four posts sustain the entire building. 这四根柱子支撑着整座建筑物。
http://ppl.qsbdc.com/800/s/sustain.jpg
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