| 词汇 | subtraction |
| 释义 | subtraction noun[ U ] uk /səbˈtræk.ʃən/ us /səbˈtræk.ʃən/ the process of removing one number from another: 减法 The test involves simple calculations, such as addition and subtraction.测验包括一些简单的运算，例如加法和减法。 Addition, subtraction, multiplication & division add add (something) up addition sign additive arithmetical deduction half halve highest common factor long division power quadruply quintuple quotient recursion round something down sextuple square table treble subtraction | American Dictionarysubtraction noun[ C/U ] us/səbˈtræk·ʃən/ mathematics the process of taking one number or amount away from another number or amount: [ U ]The test involves simple addition and subtraction. Examples of subtractionsubtraction The language extends simple arithmetic (with addition, subtraction, multiplication and division) by adding user-definable constants (abbreviations) and user-definable unary functions. In the original spirit of pattern matching, a testing operation, comparison, has been safely and clearly combined with a selection operation, subtraction. I have argued that addition from a minimalist model is easier than subtraction from a maximalist model. The averaged residue form factor is computed from the spherically averaged scattering amplitudes of the amino-acid residues after solvent subtraction weighted according to their abundance. The first order model (18) includes two multiplications or divisions and two subtractions. Thus, it is the digital handling of the image rather than the subtraction that is its main advantage. Now, if we really want to have a subtraction, we can remove the 1 2 2 offset. The final subtraction resulted in activity in the anterior cingulate cortex, several portions of left anterior prefrontal cortex, and right inferior lateral cerebellum. Activities were calculated by subtraction of reagent blank containing no sample. Then, a simple subtraction yields the time taken by the detection of anomalies. If the subtraction caused a significant reduction in deviance, there was evidence of density-dependent deviation from exponential growth. If the exact date of birth of each child is known, the precise calculation of the various birth intervals is a simple procedure of subtraction. The reciprocal should be thought of as a unary version of division, like negation is a unary version of subtraction. Consequently, another comparison considered below was based on subtraction of the monolingual profile effects from the bilingual ones. With the subtraction performed, we are left with approximately 125 million in schools and six million in colleges, the latter also being the lowest estimate. These examples are from corpora and from sources on the web. Any opinions in the examples do not represent the opinion of the Cambridge Dictionary editors or of Cambridge University Press or its licensors. |
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