加ful后缀的单词词性

He gave me a long, doleful look.

他眼神悲伤地久久望着我。

The smile disappeared to be replaced by a doleful frown.

笑容消失了，取而代之的`是哀伤的蹙眉。

The dog looked at me with a doleful expression.

那只狗看着我，满脸悲哀。

Other game manufacturer is unwilling also and doleful.

其它游戏厂商也不甘寂寞。

I once thought, in a doleful night.

我曾经想过在寂寞的夜里；