至关重要

lǚ yóu yè duì guó jiā de jīng jì fā zhǎn zhì guān zhòng yào

旅游业对国家的经济发展至关重要。

The tourist industry is of vital importance to the national economy.

zài zhè cì duǎn zàn de guó shì fǎng wèn qī jiān yī jǔ yī dòng dōu yǒu zhe zhì guān zhòng yào de xiàng zhēng yì yì

在这次短暂的国事访问期间，一举一动都有着至关重要的象征意义。

The symbolism of every gesture will be of vital importance during the short state visit.