gōng / chéng / shī / jiǎn / chá / le / zhè / zuò / qiáo / yǐ / fáng / zhǐ / jīn / shǔ / pí / láo / zào / chéng / shì / gù

工程师检查了这座桥，以防止金属疲劳造成事故。

The engineers inspected the bridge to prevent accidents caused by metal fatigue.