| 单词 | unit |
| 释义 | Word Frequency unit(ˈjuːnɪt) noun 1. a single undivided entity or whole 2. any group or individual, esp when regarded as a basic element of a larger whole 3. a mechanical part or integrated assembly of parts that performs a subsidiary function a filter unit 4. a complete system, apparatus, or establishment that performs a specific function a production unit 5. a subdivision of a larger military formation 6. Also called: unit of measurement a standard amount of a physical quantity, such as length, mass, energy, etc, specified multiples of which are used to express magnitudes of that physical quantity the second is a unit of time 7. the amount of a drug, vaccine, etc, needed to produce a particular effect 8. a standard measure used in calculating alcohol intake and its effect 9. mathematics a. (usually plural) the first position in a place-value counting system, representing a single-digit number in the decimal system the number 27 has 7 units and 2 tens b. (modifier) having a value defined as one for the system unit vector 10. Also called: unit set mathematics, logic a set having a single member 11. short for home unit 12. short for stock unit 13. New Zealand a self-propelled railcar Word origin C16: back formation from unity, perhaps on the model of digitWord Frequency Unit.abbreviation for Unitarian |
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