1705117653
1705117654
cube
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1705117656
/kju:b/
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1705117658
n. 立方体；立方
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1705117660
• A cube is a solid. 正方体是立体图形。
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1705117662
• I need some ice cubes. Could you get some for me? 我需要冰块，你能给我一些吗？
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1705117664
• The cube of five is one hundred and twenty-five. 五的三次方是一百二十五。
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1705117666
18
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1705117668
rectangle
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1705117670
/ˈrektæŋɡl/
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1705117672
n. 矩形，长方形
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1705117674
• I taught my cousin how to fold a piece of paper into a neat rectangle. 我教表弟如何将一张纸折成整整齐齐的长方形。
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1705117676
• Do you know how to draw a robot with rectangles and circles? 你知道怎么用长方形和圆形画成机器人吗？
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1705117678
19
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1705117680
four
1705117681
1705117682
/fɔ:/
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1705117684
num. 四
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1705117686
• There are four seasons in a year. They are spring, summer, fall and winter. 一年有四季，分別是春、夏、秋、冬。
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1705117688
• A square has four straight equal sides and four right angles. 正方形有四条等长的边以及四个九十度的角。
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1705117690
• at four 四点钟
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1705117692
20
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1705117694
angle
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1705117696
/ˈæŋɡl/
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1705117698
n. 角，角度
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1705117700
• Try to look at the event from a different angle. 试着从不同的角度来看这件事。
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1705117702
21
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