| 释义 |
- n.圆周率；希腊字母表的第 16 个字母
- adj.有道德的
- 网络聚酰亚胺(polyimide)；皮；等电点
过去分词：pied 现在分词：piing 第三人称单数：pies 复数：pis 1. | 圆周率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… |
2. | 希腊字母表的第 16 个字母the 16th letter of the Greek alphabet (Π, π) |
n. | 1. a pile of printing type that has been mixed up together 2. the 16th letter of the Greek alphabet, represented in the English alphabet as "p" 3. a disorganized combination of things 4. a number approximately equal to 3.14159 that is the ratio of the circumference of a circle to its diameter and is represented by the symbol π 5. in mathematics, a number written as the symbol π that is used to show the relationship between the distance around a circle and the distance across it 1. a pile of printing type that has been mixed up together 2. the 16th letter of the Greek alphabet, represented in the English alphabet as "p" 3. a disorganized combination of things 4. a number approximately equal to 3.14159 that is the ratio of the circumference of a circle to its diameter and is represented by the symbol π 5. in mathematics, a number written as the symbol π that is used to show the relationship between the distance around a circle and the distance across it | v. | 1. to mix printing type up together 2. to mix things up in a confusing way, or become mixed up or confused | adj. | 1. pretending to be very religious or virtuous | abbr. | |
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