a married couple allowed dispensation to have second child
双生兄弟雙生兄弟 twin brothers
(bird species of China) great hornbill (Buceros bicornis)
双连接站雙連接站 dual attachment station
(math.) double periodicity
双进双出雙進雙出 to be together constantly (idiom)
double-stranded nucleic acid
同卵双胞胎同卵雙胞胎 identical twins
单叶双曲面單葉雙曲面 hyperboloid of one sheet (math.)
异卵双胞胎異卵雙胞胎 fraternal twins
肺炎双球菌肺炎雙球菌 Diplococcus pneumoniae
连体双胞胎連體雙胞胎 1.conjoined twins2.Siamese twins
双斑绿柳莺雙斑綠柳鶯 (bird species of China) two-barred warbler (Phylloscopus plumbeitarsus)
双曲抛物面雙曲拋物面 (geometry) hyperbolic paraboloid
双曲线正弦雙曲線正弦 hyperbolic sine or sinh (math.)
双氯芬酸钠雙氯芬酸鈉 1.diclofenac sodium, a non-steroidal anti-inflammatory drug used to reduce swelling and as painkiller2.also called voltaren 扶他林
双筒望远镜雙筒望遠鏡 binoculars
双辫八色鸫雙辮八色鶇 (bird species of China) eared pitta (Hydrornis phayrei)
双龙大裂谷雙龍大裂谷 Shuanglong Rift Valley in Mt Xiong'er National Geological Park 熊耳山[xióng ěr shān], Zaozhuang 枣庄[zǎo zhuāng], Shandong
西双版纳粗榧西雙版納粗榧 Cephalotaxus mannii (botany)
双后前兵开局雙后前兵開局 1.Double Queen Pawn Opening2.Closed Game (chess)3.same as 封闭性开局
双层公共汽车雙層公共汽車 double-decker bus
养老金双轨制養老金雙軌制 (PRC) dual-track pension system (with separate schemes for public-sector and enterprise employees)
西双版纳傣族自治州西雙版納傣族自治州 Xishuangbanna Dai Autonomous Prefecture, in Yunnan Province 云南省[yún nán shěng]
双江拉祜族佤族布朗族傣族自治县雙江拉祜族佤族布朗族傣族自治縣 Shuangjiang Lahu, Va, Blang and Dai Autonomous County, in Lincang City 临沧市[lín cāng shì], Yunnan
see 双江拉祜族佤族布朗族傣族自治县[shuāng jiāng lā hù zú wǎ zú bù lǎng zú dǎi zú zì zhì xiàn]
双瞳翦水雙瞳翦水 variant of 双瞳剪水[shuāng tóng jiǎn shuǐ]
退休金双轨制退休金雙軌制 see 养老金双轨制[yǎng lǎo jīn shuāng guǐ zhì]
abbr. for Taipei City 台北市[tái běi shì] and New Taipei City 新北市[xīn běi shì] (Tw)