cinder track

同根派生

But he took off his sweater and they began jogging slowly around the cinder track.
不过，他还是脱了厚毛衣，两人开始沿煤渣跑道慢慢地晃着跑起来。
Since then, the synthetic surface has taken the place of cinder track and has been acknowledged as the fastest track for sprinters and is also the preference of long distance runners.
此后，塑胶跑道取代了煤渣跑道，被公认为是可以让短跑选手们跑得最快的跑道。当然，它们也同样是长跑选手的首选。
Our pilotless rocket enters the track of the earth.
我们把一个无人驾驶的火箭送入了地球的轨道里。
This rough track will soon be a metalled road.
这条坑坑洼洼的路不久就要铺上碎石了。
I'm trying to track down my old Aunt Maud.
我正试图寻找到我那年迈的婶婶莫德。