涉世不深

tā shè shì bù shēn jiǎn zhí shì hái zi

他涉世不深，简直是孩子。

He is little more than a boy in worldly experience.

dà duō shù xué sheng réng shè shì bù shēn

大多数学生仍涉世不深。

Most of those students are still wet behind the ears.

yī xiē nián qīng de yǎn yuán réng rán shè shì bù shēn

一些年轻的演员仍然涉世不深。

Some of the young actors are still wet behind the ears.