英语语法分析

Maintaining world peace is our unshirkable internationalist duty.

维护世界和平是我们义不容辞的国际主义义务。

《新英汉大辞典》

Protecting the earth our homestead is an unshirkable duty for every earthling.

保护地球家园，是每一位在世者义不容辞的责任。

You must devote your whole heart to love, as if it's an unshirkable duty you fulfil voluntarily.

爱的投入必须全心全意，如同自愿履行一项不可推卸的职责。