相关单词同義詞valid, important, available, effective, virtual, remarkable, symbol, indication, 近義詞 chief, great, important, main, major反義詞unimportant臨近詞signify, significance, significantly, significant to, significant of, significant for, significant aid, significant gas, significant bit, significant byte, significant word, significant link相似詞signboard, signed and sealed idiom, signet ring, significance, significant figures, significant other, significantly, signification, 返回 significant