拓展资料Kilometer1. One li is equal to half a kilometer.  一华里等于半公里.2. How much does it cost for the first kilometer?  启程的第一公里是多少钱？3. The scale of this map is one centimeter to the kilometer.  这个地图的比例是用一厘米代表一公里.4. After running half a kilometer, I began to feel tired.  跑了500米之后, 我开始感到累了.5. Per square kilometer approximately has 200 residents.  每平方公里大约有200居民.6. How many millimeters are there in a kilometer?  一公里有多少毫米?7. The eighth and ninth missions had Centaur boosting the spacecraft into an 80, 000 - kilometer deep - space orbit.  第八次和第九次利用森托尔将飞船送人一个8万千米的深层太空轨道.8. The tab for superhighways may run as high as 2 million dollars a kilometer.  造超级高速公路的费用可能达到每公里200万美元之上.9. The storm swirls around a 20 - to 40 - kilometer - wide area.  风暴的范围大概在20到40公里宽.10. Karen, can you tell me how to pronounce " kilometer "  卡伦, 请你告诉我怎样读 kilometer 这个词好吗?11. The average traffic fuel ( gasoline ) consumption of this lorry is 0.3 liter per kilometer ( l / km ).  这台货车的平均行车柴油 ( 汽油 ) 耗量为每公里 0.3 公升.12. Each kilometer is ￥4.5 . The minimum charge is ￥7.  每公里4.5元,7元起步.13. Area area 131 square kilometer, its intertill ground accumulates 8044 hectare.  区域面积131平方公里, 其中耕地面积8044公顷.14. The kilometer is the biggest unit length in the metric system.  公里是米制中最大的长度单位.15. This so - called 10 - thousand - kilometer - coastline - trip caused a sensation across the country at that time.  完成了在当时轰动一时的万里海疆行.