柯林斯英汉双解大词典
cardioid /ˈkɑːdɪˌɔɪd/
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1.
N a heart-shaped curve generated by a fixed point on a circle as it rolls around another fixed circle of equal radius, a. Equation: r = a(1 – cos φ), where r is the radius vector and φ is the polar angle 心脏形曲线
双语例句
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Maybe, but I use cardioid most of the time.
或许可以，但是我大多数情况下会使用心型指向。
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Construct an animation displaying a pair of orthogonal tangents of a fixed cardioid.
建构一动态绘图。展示给定的心脏线外一对的正交切线。
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Both models feature super cardioid patterns for high gain before feedback and increased rejection of off axis sound.
这两种型号均采用了前反馈和健全的离轴增加抑制高增益超心形图案。
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