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仮説とは、ある現象を説明するために、真偽はともかくとして、とりあえず設定した仮の答えのことです。科学的方法の出発点となり、実験や観察によって検証される必要があります。

A student attending a university or college for higher education. In Japan, it specifically refers to undergraduate students in a four-year university or a two-year junior college.

A fundamental and sudden change in political power or social structure, often involving a shift in governance. It also refers to a major, transformative shift in technology, thought, or a specific field that completely alters how things are done.

The act of keeping something in its current state, condition, or level over a period of time. It is commonly used to describe the maintenance of health, systems, relationships, or the status quo.

The act of reducing the size, scale, or scope of something. It is commonly used when talking about downsizing operations, shrinking digital images, or narrowing the range of a project.

A legally binding agreement between two or more parties that specifies terms and conditions. It is commonly used for mobile phones, apartment rentals, and employment agreements.

A transaction or business deal involving the exchange of money, goods, or services. It refers to the process of doing business with another party or making a trade.

A sum of money that is borrowed from a person or an institution and is expected to be paid back. It refers to the state of owing money or the specific amount of debt accumulated.

A budget or an estimate of the amount of money available for a specific purpose. It refers to the financial plan or limit set before spending occurs in personal, business, or government contexts.

Chingin refers to the money paid to a worker in exchange for labor or services, similar to wages. It is frequently used in formal, legal, and economic contexts, particularly when discussing minimum wage or labor statistics.