勇挑重担

zài zhǒng zhǒng kǎo yàn miàn qián tā men zǒng shì kè jìn zhí shǒu yǒng tiāo zhòng dàn hàn wèi le zǔ guó hé rén mín de lì yì

在种种考验面前他们总是恪尽职守、勇挑重担，捍卫了祖国和人民的利益。

In face of all kinds of challenges, they always scrupulously abide by the army rules and shoulder heavy burdens, thus safeguard the interest of the people and the motherland.