打成一片

gàn bù bì xū hé qún zhòng dǎ chéng yī piàn

干部必须和群众打成一片。

The cadres must become one with the masses.

jūn duì bì xū hé rén mín dǎ chéng yī piàn

军队必须和人民打成一片。

The army must become one with the people.

nà ge nán hái hěn kuài jiù gēn qí tā de hái zi dǎ chéng yī piàn

那个男孩很快就跟其他的孩子打成一片。

The boy soon merged with the other children.