They that do nothing learn to do ill.

游手好闲，容易学坏。

youdao

They would be ill-advised to do this.

他们这么做是不明智的。

《柯林斯英汉双解大词典》

What he means is that we are ill because we do not cultivate what we are about enough.

他是说，我们正在生病，是因为我们没有尽力做好我们本该做到的事。

youdao

But it means that we get ill less often and when we do get sick, we recover more promptly.

但这意味着我们不会常生病，就算病了，也能恢复得更快。

哈佛公开课 - 幸福课课程节选

What he means is that we are ill because we do not cultivate what we are about enough.

他是说，我们正在生病，是因为我们没有,尽力做好我们本该做到的事。

哈佛公开课 - 幸福课课程节选

It means we get ill less often and when we do get sick, we'll recover more promptly.

而是意味着我们更有抵抗力，即使得病，也能很快康复。

哈佛公开课 - 幸福课课程节选

Under the Americans with Disabilities Act (ADA), employers must accommodate the mentally ill just as they do the physically ill.

CNN: Federal law provides job rights for the mentally ill

At the same time, paying the medical expenses for the 65- to 67-year-olds who do become ill will fall either on private insurers or Medicaid.

FORBES: Left Behind: Will Cutting Medicare Hurt Seniors?

Soon after, Mr Do became ill and he died in hospital.

ECONOMIST: Tran Do, a dissident in Vietnam, died on August 9th, aged 78