重点词汇
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字母
letter; character; lettering; grapheme; alphabetical; alphabetic
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由来
origin; source; derivation
中英释义：
字母由来
时间: 2026-06-03 07:53:05
Origin of letters
中英释义：
Origin of letters
字母
letter; character; lettering; grapheme; alphabetical; alphabetic
由来
origin; source; derivation