We can protect the environment by recycling plastic bottles.

The utility value of this app is very high.

Let's take a look at the land use plan for this area.

He has a very passive personality.

I made dinner using canned mackerel.

He is running a website using a server can.

He was manipulating figures to his advantage in the company's financial report.

It seems like he is enjoying the game using a bot.

He is good at fudging the numbers.

I want to learn the technique of mackerel folding.