| 单词 | pi |
| 释义 | Word Frequency pi 1(paɪ) nounWord forms: plural pis 1. the 16th letter in the Greek alphabet (Π, π), a consonant, transliterated as p 2. mathematics a transcendental number, fundamental to mathematics, that is the ratio of the circumference of a circle to its diameter. Approximate value: 3.141 592…; symbol: π Word origin C18 (mathematical use): representing the first letter of Greek periphereia peripheryWord Frequency pi 2 or pie (paɪ) nounWord forms: plural pies 1. a jumbled pile of printer's type 2. a jumbled mixture verbWord forms: pies, piing, pied, pies, pieing or pied (transitive) 3. to spill and mix (set type) indiscriminately 4. to mix up Word origin C17: of uncertain originWord Frequency pi 3(paɪ) adjective British slang short for pious (sense 2), pious (sense 3) Word Frequency PIabbreviation for 1. Philippine Islands 2. private investigator |
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