Marie started to do research, even though she had very little equipment and no money.
玛丽开始了研究工作，尽管当时设备很少又无经费。
WhenAnna Marie died later that month, David started hearing from friendswho'd never even known his mom was sick.
那个月末，安娜·玛丽去世了，大卫开始收到朋友的来信，而他们从未听说他妈妈生病了。
The chauffeur started up and marie verified the current .
司机开动发电机，玛丽调节电流。
The chauffeur started up and marie verified the current .
司机开动发电机，玛丽调节电流。
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