老师，一个无私的职业，岁月的痕迹悄悄爬上了他的两鬓，可他仍然坚守在自己的工作岗位上，毫不退缩。 。

Teacher, a selfless career, the trace of time quietly climbed up his temples, but he still clung to his own work, not shrink back.

youdao

全社会掀起了学习周国云的热潮：学习他面对歹徒毫不退缩，奋不顾身的气概；

Set off the whole society to learn Zhou cloud spree: the face of thugs and learn from his unflinching personal danger of the spirit;

youdao