illness是可数名词吗

illness是名词

但是不可数

1.

患病(状态);身体不适[U]

During

his

illness,

John

stayed

indoors.

约翰在生病期间足不出户。

2.

(某种)疾病[C]

I

have

never

seen

her

since

her

father

fell

sick

of

a

serious

illness.

自从她父亲生重病后,我就再也没有见过她。