gōng sī / nèi bù / jǐ gè / bù mén / huǒ bìng / dǎo zhì / xiàng mù / jìn dù / yán zhòng / zhì hòu

公司内部几个部门火并，导致项目进度严重滞后。

Several departments within the company clashed, causing the project schedule to fall severely behind.