a. 卧床不起的

[ adj ]
confined to bed (by illness)
<adj.all>

Bedrid \Bed"rid`\, Bedridden \Bed"rid`den\, a. [OE. bedrede, AS.
bedreda, bedrida; from bed, bedd, a bed or couch + ridda a
rider; cf. OHG. pettiriso, G. bettrise. See {Bed}, n., and
{Ride}, v. i. ]
Confined to the bed by sickness or infirmity. ``Her decrepit,
sick, and bedrid father.'' --Shak. ``The estate of a
bedridden old gentleman.'' --Macaulay.