huǒ shì / zài / duǎn zàn / jiǎn ruò / hòu / zài cì / fǎn pū / xiāo fáng yuán / lì jí / jiā qiáng / le / jǐng jiè

火势在短暂减弱后再次反扑，消防员立即加强了警戒。

After briefly weakening, the fire flared up again, so the firefighters immediately tightened their precautions.