Mr. Weasley started up the engine and they trundled out of the yard.

韦斯莱先生发动了引擎，汽车开出了院子。

Mr. Weasley started up the engine and they trundled out of the yard, Harry turning back for a last look at the house.

韦斯莱先生发动引擎，汽车开出了院子。哈利回头看了这所房子最后一眼。

So the chemistrians decided to trundle out the Romans.

因此， 化学家们决定淘汰罗马人。

" Hide, " said Harry as he pointed his wand at Bogrod, who whistled to summon a little cart that came trundling along the tracks toward them out of the darkness.

让他藏起来。" 哈利一边说，一边把魔杖指向博格，后者打了声呼哨，召唤一辆小推车沿着轨道从黑暗中开过来。