necessity的意思|示意

Necessity is a very common English word that is used to describe something that is essential or required for something else to happen. It’s also used to refer to a condition or requirement that makes it necessary for something to happen. For example, it can be used to describe the need for an ingredient in a recipe or the need for a particular skill in order to complete a task.

The word necessity is often used as a noun, when it is used to describe something that is essential or required. For example, it can be used to describe the need for a particular tool to complete a job: \"It is a necessity to have a screwdriver when doing this task.\" It can also be used to describe the need for a particular item in order to carry out a task: \"A hammer is a necessity when hanging a picture frame.\"

Necessity can also be used as an adjective to describe a condition or requirement that makes it necessary for something to happen. For example, it can be used to describe a law that requires people to do something: \"This law is a necessity in order to protect people’s rights.\" It can also be used to describe the need for a particular action in order to achieve a certain outcome: \"It is a necessity to develop good communication skills in order to be successful.\"

In conclusion, the word necessity is a very common English word that is used to describe something that is essential or required for something else to happen. It can be used as a noun to describe a need, or as an adjective to describe a condition or requirement that makes it necessary for something to happen.