For example, one thing that could happen is that you build it up with wood and clay, you pick the wrong material for a bridge, and it will not stand up to the forces of nature.

例如,其中的一个问题是,选择了木头和粘土作为造桥的材料,你就选错了材料,这座桥难以与自然力相抗衡

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Gatland admits he was wrong to pick Cooper to start against Scotland, with Rees having made a strong case for the starting nine shirt with his performances off the bench.

BBC: Wales boss Gatland warns Martyn Williams and Ryan Jones

However, they can often pick the wrong man: on June 30th, the coalition-appointed mayor of Najaf was arrested on charges of corruption.

ECONOMIST: Problems, problems | The

Mistakes will happen, they'll pick the wrong person up, someone will happen to fit a crime suspect description, but the way the police conduct themselves needs to be extremely professional.

NPR: Study Focuses on NYPD Racial Profiling