In 1941, the train would have been pulled by a steamengine.
1941年,火车可能已由蒸汽机车来牵引了。
《柯林斯英汉双解大词典》
3
The Frenchman Denis Papin had the idea for a steamengine almost a hundred years before James Watt was born, but Denis never had enough money to build one.