sine
UK
sine n: (trigonometry: function) (数学术语)
SC 正弦 zhèng xián
TC 正弦
TC 正弦
The mathematician did a calculation using the sine of the triangle.
sine qua non n: formal, Latin (prerequisite)
SC 必要条件 bì yào tiáo jiàn
TC 必要條件
TC 必要條件
Talent is the sine qua non of becoming a professional writer.
sinusoid, sine curve n: (mathematics: sine wave)
SC 正弦曲线