“Butwait,”hequicklyadded,___hishandsintheairasiftostopan___locomotive.
举一反三
- locomotive
- ________ engineer Richard Trevithick invented the first steam locomotive.
- A train’sunits intended for passengers or cargo are pulled by a locomotive.
- “But wait,” he quickly added, ___ his hands in the air as if to stop an ___ locomotive.
- 中国大学MOOC: The world’s first locomotive railway was invented in 1804 in Britain when Richard Trevithick’s steam locomotive hauled a train along the tramway of the Penydarren Ironworks.