duty system的用法和樣例：
例句
- A uniform and consistent obligatory responsibility system must be established.
必須確立統一協(xié)調的義務(wù)責任體系。 - It further implements the safe production responsibility system, and enforces rigorous safe production laws and regulations and a related accountability system.
進(jìn)一步實(shí)行安全生產(chǎn)責任體系，加強嚴厲的安全生產(chǎn)法規和相關(guān)責任體系。
