那些上课不专心的小学生将会处于不利地位。
Those pupils who were inattentive in class would be at a disadvantage.
我忘了。（事实上他长大成为不专心的教授是由于别的原因造成的。
The fact that he will grow up to be the absent-minded professor is the subject for another post.
那些懒惰的，草率的和对他们的工作，那些不专心的工作一定会失败。
Those who are lazy, sloppy and indifferent to their work, those who never concentrate on work will definitely end in failure.
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