| 词汇 | mental-arithmetic |
| 释义 | mental arithmetic noun[ U ] uk /ˌmen.təl əˈrɪθ.mə.tɪk/ us /ˌmen.t̬əl əˈrɪθ.mə.t̬ɪk/ calculations that you do in your mind, without writing down any numbers心算 Branches & types of mathematics algebra arithmetic biomathematics calculus Cartesian catastrophe theory derivative differentiate differentiation Euclidean game theory geometric mathematically maths mensuration non-Euclidean non-mathematical trig trigonometric trigonometry Examples of mental arithmeticmental arithmetic One of the methods was to inhibit inner speech by asking the subjects, for example, to protrude their tongues while solving mentalarithmetic tasks. The mentalarithmetic and isometric handgrip tests are clearly independent assessments of cardiovascular reactivity based on totally different regulatory mechanisms. For systolic blood pressure, genetic variance was only found in mentalarithmetic testing. He used such tasks as mentalarithmetic and short-term memory for strings of numbers. Your mentalarithmetic is in overdrive as you calculate that the original purchase price of £12 million now looks more like just £158,000. From the Hansard archive Example from the Hansard archive. Contains Parliamentary information licensed under the Open Parliament Licence v3.0 I believe that, if we banned calculators from the classroom, more kids would be able to do mentalarithmetic and end up more mathematical. From the Hansard archive Example from the Hansard archive. Contains Parliamentary information licensed under the Open Parliament Licence v3.0 I shall not be drawn into any further mentalarithmetic on this issue. From the Hansard archive Example from the Hansard archive. Contains Parliamentary information licensed under the Open Parliament Licence v3.0 Of the 6,600 casualties, almost half—doing some quick mentalarithmetic—are children under nine. From the Hansard archive Example from the Hansard archive. Contains Parliamentary information licensed under the Open Parliament Licence v3.0 At the outset let me make it clear that we have sought to do some mentalarithmetic on how much the policy will cost. From the Hansard archive Example from the Hansard archive. Contains Parliamentary information licensed under the Open Parliament Licence v3.0 We all knew that we were not very good at mentalarithmetic, and it was a jolly but rather pointless occasion. From the Hansard archive Example from the Hansard archive. Contains Parliamentary information licensed under the Open Parliament Licence v3.0 People with skills in mentalarithmetic will be able to multiply that figure by 200; the answer is 4 million. From the Hansard archive Example from the Hansard archive. Contains Parliamentary information licensed under the Open Parliament Licence v3.0 I am not very good at mentalarithmetic, but it looks to me like one inspector to 22,500 people. From the Hansard archive Example from the Hansard archive. Contains Parliamentary information licensed under the Open Parliament Licence v3.0 My mentalarithmetic is pretty bad, but that is about £100 a complaint. From the Hansard archive Example from the Hansard archive. Contains Parliamentary information licensed under the Open Parliament Licence v3.0 For example, the use of pocket calculators make it unnecessary for children to learn the basic elements of mentalarithmetic. From the Hansard archive Example from the Hansard archive. Contains Parliamentary information licensed under the Open Parliament Licence v3.0 For that, they really need the grounding in literacy, literature and mathematics, especially mentalarithmetic, which is the beginning of all sound learning. From the Hansard archive Example from the Hansard archive. Contains Parliamentary information licensed under the Open Parliament Licence v3.0 See all examples of mental arithmetic 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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