first-level management的用法和樣例：
例句
- Two key members of a Prosmart client's top management team chatting with Augustine Tsang and David Pun.
兩位來自綽越一客戶的最高層管理人員與曾志祥及潘國梁談話。 - Military network communications are managed by a hierarchy of network operations centers that fit naturally into a recursive management model.
軍事網路通信是由網路操作中心層管理的，網路操作中心層結構能自然地與循環管理模型相適應。
