數(shù)學(xué)符號面面觀:各類運(yùn)算的英文表達(dá)
各類運(yùn)算的讀法
6+5=11
Six plus five is eleven 或 Six and five is eleven.
11-6=5
Eleven minus six is five. 或 Six from eleven is five.
4×5=20
Four multiplied by five is twenty.或 Four times five is twenty.
20÷4=5
Twenty divided by four is five. 或 Four into twenty goes five.
15:5=3
The ratio of fifteen to five is three.
3的平方=9
Three squared is nine.
2的立方=8
Two cubed is eight.
2的4次方=16
The fourth power of two is sixteen.
X^(1/2)=Y
The square root of X is Y.
X^(1/3)=Y
The cubic root of X is Y.
a > b
a is more than b.
a < b
a is less than b.
a ≈ b
a approximately equals to b.
a ≠ b
a is not equal to b.
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