经济学人下载:巴托比专栏--判断力问题(1)

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Penny tended to work through her lunch hour in an effort to keep up with her work
为了把活儿干完，彭妮常常午饭时间也要工作。

2.not necessarily 不一定

Speed and safety are not necessarily incompatible
速度和安全未必不相容。