adj.
生病的；有病；不舒服；坏的；不良的；有害的；不吉利的；不祥的；
adv.
恶劣地；讨厌地；差劲；不足；困难地；
n.
疾病；问题；弊端；伤害；厄运；
ill的反义词是healthy。
例句：Although my uncle is old，he looks very strong and healthy.
翻译：我的叔叔虽然老了，但他看上去还是很健壮。
短语：
1、healthy activities有益于健康的活动。
2、healthy appetite好胃口。
3、healthy child健康的孩子。
ill什么词性
ill 是形容词，"；生病的，得
形容词比较级: ；worse ；最高级: ；worst ；副词比较级: ；worse ；最高级: ；worst
例句：
He that is ill to himself will be good to nobody.[谚]不能自爱， 焉能爱人。
The teacher has just called in to say that her child is ；ill ；and she will ；not come today老师刚来电话说她孩子病了，她今天不来了。
The whole family was laid low by/with (ie was ；ill ；and in bed with) flu全家都因流感病倒在床上
My mother has fallen ；ill ；and needs to see a doctor.我母亲生病必须看医生。
I gather she’s ；ill ；and that’s why she hasn’t come我推测她病了，所以现在还没来。
