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来源:雅诚德英语网
When initial repairs are inadequate, therefore, it is not because the mechanics lack competence; rather, there is clearly a level of focused concentration that complex repairs require.
因此,初次修理的不足并不是因为技工缺乏能力;更确切地说,很明显复杂的修理需要一种高度集中的能力。