全部

1·What's the area of Canada in square kilometer?

加拿大的面积有多少平方公里？

2·She watched the train drag her car almost a kilometer down the railway tracks.

她看着火车把她的车沿着铁轨拖了将近一公里。

3·The game included three events: full marathon, half marathon and 5 kilometer mini marathon.

比赛包括全程马拉松、半程马拉松和5公里迷你马拉松三个项目。

4·Further up the coast in Ofunato, the port's tugboat still sits in someone's backyard about a kilometer from the water.

再往上溯到大船渡，港口的拖船仍停泊在离水约一公里的某户人家的后院。

5·You could actually draw out a 36,000-kilometer strand or ribbon of nanotubes stronger than steel, but maybe a thousandth the thickness of a human hair.

你真的能够拉出一条36000公里长的纳米管线，或者纳米管带，其强度比钢铁要高，但其厚度可能只是人类头发的千分之一。

6·Since France introduced the first 260-kilometer-per-hour high speed train service between Paris and Lyons in 1981, the trains have achieved higher and higher speeds.

自从法国于1981年在巴黎至里昂推出首列时速260公里的高铁以来，列车的速度已经变得越来越快。

7·Men enter in 20-kilometer and 50-kilometer races; women only race 20-kilometers.

男子参加20公里和50公里的比赛；而女子只参加20公里的比赛。

8·It took them seven years to build an eight-kilometer road.

他们花了七年时间修建了一条八公里长的公路。

9·Women in race walking can enter in the 50-kilometer race.

参加竞走的女远动员可参与50公里的比赛。

10·Along the river, there is an eight-kilometer-long wooden walkway.

沿河有一条8公里长的木制走道。

公里

1·What's the area of Canada in square kilometer?

加拿大的面积有多少平方公里？

2·She watched the train drag her car almost a kilometer down the railway tracks.

她看着火车把她的车沿着铁轨拖了将近一公里。

3·Further up the coast in Ofunato, the port's tugboat still sits in someone's backyard about a kilometer from the water.

再往上溯到大船渡，港口的拖船仍停泊在离水约一公里的某户人家的后院。

4·Since France introduced the first 260-kilometer-per-hour high speed train service between Paris and Lyons in 1981, the trains have achieved higher and higher speeds.

自从法国于1981年在巴黎至里昂推出首列时速260公里的高铁以来，列车的速度已经变得越来越快。

5·The game included three events: full marathon, half marathon and 5 kilometer mini marathon.

比赛包括全程马拉松、半程马拉松和5公里迷你马拉松三个项目。

千米

1·Named for the impressionist painter, the 52 kilometer diameter crater is also shown in an inset context image from the Mariner 10 flyby mission in the mid 1970s.

这个直径达52千米的陨石坑得名于印象派画家，图中的小插图是由1970年代水手10号太空船执行任务时拍摄的。

2·Streaming through a gap in the eastern wall of 45 kilometer wide Hesiodus crater, the low-angle sunlight produces a long sunrise ray playing along the otherwise Shadowed crater floor.

45千米宽的赫西俄德环形山，东壁一个缺口流泻出低角度的太阳光，在有阴影的环形山底形成长长的太阳光线(日出光？)

3·The very volcanoes are located in hollows, about half a kilometer in diameter. In the center of a hollow there is a round lake filled with mud.

这些火山位于直径约一千米的洼地中。洼地中间是一个充满泥水的圆形湖。

4·The mine is some 840 meters deep and 6.5 kilometer long.

这个矿区有840米深，6.5千米长。

5·Tame streamed his entire 42 kilometer, or 26 mile run, via an iPhone pointed at his face and one pointed at the pavement ahead.

Tame通过一个对着他脸，另一个对着跑道的iphone直播了他的整个42千米，或者26英里的跑步过程。

(1)square kilometer平方公里