
词汇分析:multiply by
“multiply by”是一个动词短语,主要用于数学领域,表示将一个数与另一个数相乘。该短语没有形容词和名词的不同含义。以下是关于该短语的详细分析及相关信息。
词语辨析
在数学中,“multiply by”用于描述运算过程,而“times”也可以用于此目的,但“multiply by”更为正式且常见于书面语中。
词汇扩充
- multiply (动词) - 乘以,增加
- multiplication (名词) - 乘法
- multiplier (名词) - 乘数
近义词
- times
- increase
反义词
- divide by
词典参考
根据柯林斯词典和牛津词典,“multiply by”用于指示将一个数与另一个数相乘的操作,通常后面跟着一个数字或代数表达式。
用法
通常用法为:“multiply by”后面接一个数或变量,表示将前面的数与之相乘。
例句
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If you multiply by two, you will get four.
如果你将其乘以二,你将得到四。
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To find the area, multiply by the length and width.
要找出面积,乘以长度和宽度。
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You need to multiply by three to get the right answer.
你需要乘以三才能得到正确答案。
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When you multiply by a negative number, the result is negative.
当你乘以一个负数时,结果是负数。
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To calculate the total cost, multiply by the quantity.
要计算总成本,乘以数量。
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In math, you often need to multiply by fractions.
在数学中,你通常需要乘以分数。
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If you multiply by zero, the answer is always zero.
如果你乘以零,答案总是零。
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To convert miles to kilometers, multiply by 1.609.
要将英里转换为公里,乘以1.609。
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He forgot to multiply by 100 in his calculations.
他在计算中忘记了乘以100。
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To find the volume, multiply by height, width, and depth.
要找出体积,乘以高度、宽度和深度。
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She learned to multiply by using a calculator.
她学会了使用计算器乘以。
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You can multiply by any number to test your skills.
你可以乘以任何数字来测试你的技能。
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To double a number, you simply multiply by two.
要将一个数字加倍,你只需乘以二。
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In this exercise, multiply by ten to find the answer.
在这个练习中,乘以十以找到答案。
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When you multiply by two, you double the value.
当你乘以二时,你将值加倍。
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To scale the image, multiply by the desired percentage.
要放大图像,乘以所需的百分比。
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Make sure to multiply by the correct factor.
确保乘以正确的因子。
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To increase your salary, multiply by the raise percentage.
要增加你的工资,乘以加薪百分比。
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When calculating taxes, multiply by the tax rate.
在计算税款时,乘以税率。
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If you want to triple your money, you need to multiply by three.
如果你想将你的钱三倍增加,你需要乘以三。