Silver salt plays an important role in photography.

I hung flypaper in the kitchen and caught the flies that came flying.

He experienced the true meaning of the phrase 'the searcher becomes the searched'.

He is good at solving trigonometry problems.

This library adopts its own classification method.

He surprised people by using magic.

Understanding patent law is important for protecting new inventions.

Ex post facto laws pose a problem for a fair legal system.

He conducted the trial based on common law.

There is a beautiful bamboo in my garden.