lusty

酒吧里那个男人用充满欲望的眼神盯着她。

The man at the bar gave her a ___lusty look.

孩子们在公园里精力充沛地奔跑玩耍。

The children played in the park with ___lusty energy.

孩子们热情洋溢地高唱着生日歌。

The children sang a ___lusty birthday song with great enthusiasm.