基本解释n.三分之一同根派生 one-third相关词英汉例句用作名詞 (n.)His party has one third of the seats in Parliament.他那個黨在議會中佔三分之一蓆位。This river is one third as long as that river.這條河衹有那條河的三分之一長。one-third更多例句