懒洋洋的

She was very listless after her illness.

她病后洋洋的。

This humid heat makes you feel rather sluggish.

这种湿热的天气使人洋洋的。

It was hot, yet with a sweet languor about it.

天气是炎热的，然而却有一种惬的洋洋的觉。

She always has a sleepy expression.

她总是一副洋洋的。