更新时间：2021-01-24 07:34:19
1、三[数]three; more than two; several; many;
2、[例句]他试了三回，每回都失败了。He had three tries and failed each time.
3、We waited three months before going back to see the specialist.我们等了3个月才回去见那位专家。
关键词： 英文
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