If someone or something is exempt from a particular rule, duty, or obligation, they do not have to follow it or do it.
例句
Men in college were exempt from military service...大学在校男生免服兵役。Children under two years are exempt.两岁以下儿童免票。
VERB
免除;豁免
To exempt a person or thing from a particular rule, duty, or obligation means to state officially that they are not bound or affected by it.
例句
South Carolina claimed the power to exempt its citizens from the obligation to obey federal law...南卡罗来纳州声称有权力免除该州公民遵守联邦法规的义务。Companies with fifty-five or fewer employees would be exempted from the requirements.员工在55人及以下的公司将免除这些条件。