我在那棵老树上发现了一个黄蜂巢。

I found a ___wasp nest in the old tree.

他的腿被黄蜂蜇得很疼。

He suffered a painful ___wasp sting on his leg.

当我们放松时，一只黄蜂突然飞进了房间。

A ___wasp suddenly flew into the room while we were relaxing.