In film shooting, the clapperboard plays an important role.

This report provides a comprehensive analysis of the problem.

The shape of her cheekbones is beautiful.

Please dilute this medicine with water before drinking it.

In this chemical experiment, accurate dilution is necessary.

I think he should be treated preferentially.

This research is based on quantitative data analysis.

He arrogated my idea.

He arrogated my idea.

He achieved success through persistent effort.