我發現sin跟cos是一對互攻的小情侶
如果他們躺著(0°)sin是0 cos是1
如果他們站著(90°)sin是1 cos是0
ns 172.69.58.185da2我發現sin跟cos是一對互攻的小情侶8964 copyright protection8PENANAiLaORLK0sf 維尼
如果他們躺著(0°)sin是0 cos是1 8964 copyright protection8PENANA7mnlSgCkzm 維尼
如果他們站著(90°)sin是1 cos是08964 copyright protection8PENANAFQ6UCFAN6i 維尼
172.69.58.185
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