厕所的肮脏程度令人作呕。

The ___grossness of the toilet made me feel sick.

他吃饭时大声打嗝的粗俗行为让所有人都感到不适。

The ___grossness of his loud burping at dinner made everyone uncomfortable.

他行为的粗俗程度让所有人都感到不适。

The ___grossness of his behavior made everyone uncomfortable.