adj.瞌睡的;困的;昏昏欲睡的;使人瞌睡的;
例句:
a somnolent cat
打瞌睡的猫
a somnolent summer's afternoon
令人昏昏欲睡的夏日午后
The noise of the stream have a pleasantly somnolent effect.
小河潺潺的流水声有宜人的催眠效果.