His failure was inevitable and disappointing.

He complained of a feeling of residual urine and went to the hospital.

I forgot to throw away the coffee dregs.

He harbors regret for that decision.

His nature is very kind.

Detailed information is needed to understand the nature of that project.

I was moved by his sincerity.

His nature is very kind.

Gender identity refers to the gender that each individual recognizes themselves as.

The use of renewable energy helps protect the global environment.