an officer of very high rank, responsible for advising the person who commands each of the armed forces 参谋长；参谋总长 Oxford Collocations DictionaryChief of staff is used after these nouns:- army
- (especially North American English)
a person who advises the head of an organization and who manages the other employees 参谋长；参谋总长 We'll discuss it with the president's new chief of staff. 我们将与总统的新任参谋长讨论。