pi
noun /paɪ/
/paɪ/
- (geometry) the symbol π used to show the ratio of the circumference of (= distance around) a circle to its diameter (= distance across), that is 3.14159…
- the 16th letter of the Greek alphabet (Π, π)
Word OriginGreek.
单词 | pi |
释义 | pinoun /paɪ/ /paɪ/
Word OriginGreek. |
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