an unknown quantity
(noun)
Giải nghĩa:
Something or someone whose nature, value, or significance cannot be determined or is not yet known.
Something or someone whose nature, value, or significance cannot be determined or is not yet known.
Ví dụ:
As a newcomer to the team, he is an unknown quantity, no one knows what to expect from him.
As a newcomer to the team, he is an unknown quantity, no one knows what to expect from him.
Cách sử dụng
The phrase "an unknown quantity" is used when we don't know something or someone well enough to make accurate predictions or judgments about them. It is often used in situations where there are many variables that we can't predict or when we are dealing with a person or thing that has not been fully understood or explored. For example, if someone is new to a job, their potential for success or failure is an unknown quantity.
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