I was astonished and dumbfounded by his sudden confession.

The door opened with a bam.

He wielded the megaphone and directed the movie.

He is storing food for the winter.

He likes to take a walk in the park at dusk.

Trinitrotoluene is a compound often used in organic chemistry.

In organic chemistry, tritriacontane is a type of saturated hydrocarbon.

Mr. An is my best friend.

The door is marked with 'Push'.

She opened her fan and cooled herself.