受到过专业培训的职业经理人可以运用高等的管理技巧来解决相对更加复杂的商业问题。

However, trained professionals in this field can bring a high level of expertise to solving complex business problems.

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没有受过专业培训的志愿者反而会把问题弄得更糟。有些人鼓励受到惊吓孩子勇敢点并且隐藏他的伤心，而有些人却鼓励他大声哭出来。

Untrained volunteers can make problems worse, he adds. One might counsel a frightened child to be brave and hide his grief; another, encourage him to cry.

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