Three black hairs
三根───Three;黑发───Black hair
I expect it to earn its cost in less than three years.───我希望它在3年内赚回成本.
I studied in the same school with them for three years.───我和他们同过3年学.
If the birds have not flown for three years , they will soar into the clouds . If they have not sung for three years, their songs will take everyone by surprise.───三年不蜚, 蜚将冲天; 三年不鸣, 鸣将惊人.
We can sum up the main point of the lesson in three sentences.───我们可以用三句话来概括本课要点.
The author wove three plots into one story.───作者把三个情节编成一个故事.
Matter exists in three states: solid, liquid and gas.───物质以三种形态存在: 固态 、 液态和气态.
He downed his opponent with three blows.───他三拳击倒了对手.
Three runners sprinted past.───三名运动员飞跑了过去。