橢圓性ellipticalspring: 橢圓形彈簧 雙弓板彈簧elliptically symmetric distribution: 橢圓對稱分布ellipticblade section: 橢圓葉片截面橢圓槳葉截面elliptically polarized wave: 橢圓極化波;橢圓偏振波; 橢圓偏振波ellipticcoiling: 橢圓盤繞下載手機詞典可隨時隨地查詞查翻譯