fā / dòng / jī / yǐ / jīng / jiē / jìn / lín / jiè / zhuàng / tài / bì / xū / lì / jí / tíng / jī / jiǎn / chá

发动机已经接近临界状态，必须立即停机检查。

The engine is already close to a critical state and must be shut down for inspection immediately.