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θ (EN)
字母,符号

字母 “θ”

θ, theta
  1. 希腊字母的第八个字母
    The letter θ is pronounced with “th” as in “think”.

符号 “θ”

θ
  1. (在数学中)表示角的变量,尤其在三角学和极坐标中。
    To find the value of θ, solve the equation cos θ = 0.5.
  2. (语音学)表示清齿擦音辅音的符号,如在“thin”和“thank”中的发音。
    In the word "think", the "th" sound is written as θ in phonetics.