phi 
(fī, fē)
(fī, fē)n.
The 21st letter of the Greek alphabet. See Table at alphabet.
[Late Greek phī, from Greek phei.]
| 单词 | phi |
| 释义 | phi (fī, fē)n. The 21st letter of the Greek alphabet. See Table at alphabet. [Late Greek phī, from Greek phei.] |
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