I went to the philharmonic concert.

Bromofluoromethane is a type of chemical substance.

The engine backfired, and I was surprised.

We conducted fieldwork for geography.

It is known that this compound has different conformers.

I have confirmed your reservation.

I have confirmed your reservation.

I thought his new song had a 'fyu-charingu', but it was actually a 'featuring'.

His new song is misunderstood to be featuring.

His new song is featuring a famous singer.