Sick and weak as Grandma is, she has taken on all the housework in the family.

祖母虽体弱多病，却承担了家里所有的家务。

youdao

I hate being sick, and I'm afraid of seeing sick people looking weak and sad.

我讨厌生病，我害怕看见看起来虚弱和悲伤的病人。

youdao

Most people are weak and sick.

大多数人都很虚弱，并患有疾病。

youdao

"She is very sick and weak," said Sue, "and the disease has left her mind full of strange ideas."

VOA: special.2009.08.01

He knew he was sick and weak.

VOA: special.2009.12.12

The hot steam in the bathroom was making David feel sick and weak.

NEWYORKER: The Swan

Many of them, it was said, had traveled overland, were weak and fell sick easily.

CNN: MALAYSIA

But Tamiflu (oseltamivir) is now powerless against the strain that has been found in people in the community rather than sick patients with serious underlying conditions and weak immune systems.

BBC: Drug-resistant pandemic swine flu 'community risk'