Maybe this is the command of his non-professional career started!

也许这就是他非职业的指挥生涯的开始吧！

Such magazines may be classified into professional and non-professional.

它们又分为职业性和非职业性刊物。

However, he said the requirements should not be so strict for non-professional drivers.

但他觉得对于非职业驾驶员要求不必过于严峻。

The workload in this part is heavy, and for a non-professional personage, may feel overwhelming.

这一阶段的工作量很大，对于一个非专业人士来说，可能会感到无从下手。

Don't get cute: save emoticons, abbreviations, wild colors, and fonts for your non-professional e mails.

不要装可爱：不要使用表情，缩写，鲜艳的颜色，以及不正规的邮件字体。