Englishfor English speakers
obvious
Adjective
—
If something is obvious, it is easy to see it, think of it, or understand it.
It is obvious that you can't spend a lot of money and save at the same time.
For obvious reasons, the people of Hong Kong have long been reluctant to speak their minds.
Jason & Maria were always together, and it was obvious to family and friends that they would be married some day.
There's an obvious crack in the wall of the house.
invention
Noun
—
something that has been invented
Nowadays, we can buy new inventions as soon as they are made.
—
the action of inventing something
—
the ability to invent
It took quite a bit of invention to come up with the toothbrush.