1 - sin(π/2), 0 - sin(π), √3/2 - sin(π/3), -√3/2 - sin(5π/3), √2/2 - sin(3π/4), 1/2 - sin(5π/6), -1/2 - sin(7π/6), -√2/2 - sin(7π/4),

排行榜

視覺風格

選項

切換範本

恢復自動保存: ?