同根派生 alphabetic characters相關(guān)詞英漢例句A word is defined as a sequence of alphanumeric characters, so the end of a word is indicated by whitespace or a non-alphanumeric character.單詞被定義爲(wèi)一個(gè)字母數(shù)字序列，因此詞尾就是用空白符或非字母數(shù)字符來(lái)標(biāo)示的。alphabetic characters更多例句