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- Father bought a new welcome mat for our new house. 爸爸为我们的新房子买了一个擦鞋垫。
- I wiped my shoes on the mat before I came in. 我在进门前把鞋在垫子上擦了擦。
- A polygon whose angles are equal. 等角多边形各角都相等的多边形
- There are some clods of soil on the mat. 垫子上有些土块。
- A polygon with ten angles and ten sides. 十边形有十个角和十条边的多边形
- The force of his fall was broken by the straw mat. 草垫的缓冲作用减弱了他下跌的力量。
- Be careful you don't trip (up) on the mat. 小心别在地席上绊倒了。
- A coal fell from the fire and burned the mat. 一块煤炭从火中掉出来，烧坏了地席。
- Our welcome mat is always out to our friends. 对于朋友，我们总是热烈欢迎。
- He lifted the mat and slid the key under (it). 他掀起垫子把钥匙悄悄放在下面。
- polygon mat 多边形块
- A polygon having five sides and five interior angles. 五边形有五条边和五个内角的多边形
- A mat placed before a doorway for wiping the shoes. 门毯，门垫放在门口用于擦鞋底的垫子
- He wiped his dirty boots on the mat before entering the room. 他在进屋前把脏靴子在门垫子上擦了擦。
- Boundaries of the polygon may extend to infinity. 多角形的边界可以延伸到无穷远处。
- Scrape your shoes on the door mat before you come in. 进屋前先在门口擦鞋垫上擦一擦鞋子。
- Xiao Yun : It is an irregular polygon. 小云：它是一个不规则的多边形。
- Clean your shoes on the mat, or you'll muck up the floor. 把鞋子在蹭鞋垫上擦干净，否则你会把地板弄脏的。
- A polygon with eight sides and eight angles. 八边形，八角形有八条边和八个角的多边形
- The child toddled along quite nicely until he fell over the mat. 那孩子在席子上摔倒之前，蹒跚学步走得满像样的。
- 今日热词
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- 深远海浮式风电平台 - deep-sea floating wind power platform
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- 京雄高速公路 - Beijing-Xiongan expressway
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- 农业及相关产业增加值 - the added value of agriculture and related industries
