Zhǐyǒu / liǎojiě / gè / bù / mén / de / xiāng / hù / guān / xì / cái / néng / tí / gāo / gōng / zuò / xiào / lǜ

只有了解各部门的相互关系，才能提高工作效率。

Only by understanding the relationships among the departments can we improve work efficiency.