| 双氯芬酸钠 | shuāng lǜ fēn suān nà | diclofenac sodium, a non-steroidal anti-inflammatory drug used to reduce swelling and as pain-killer; also called voltaren 扶他林 |
| 双氯醇胺 | shuāng lǜ chún àn | clenbuterol |
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 | Shuangjiang Lahu, Va, Blang and Dai autonomous county in Lincang 临沧, Yunnan |
| 双江县 | Shuāng jiāng xiàn | Shuangjiang Lahu, Va, Blang and Dai autonomous county in Lincang 临沧, Yunnan |
| 双流县 | Shuāng liú xiàn | Shuangliu county in Chengdu 成都, Sichuan |
| 双清 | Shuāng qīng | Shuangqing district of Shaoyang city 邵阳市, Hunan |
| 双清区 | Shuāng qīng qū | Shuangqing district of Shaoyang city 邵阳市, Hunan |
| 双湖 | Shuāng hú | two lakes; Shuanghu special district, Tibetan: Mtsho gnyis don gcod khru'u, in Nagchu prefecture 那曲地区, central Tibet |
| 双湖特别区 | Shuāng hú tè bié qū | Shuanghu special district, Tibetan: Mtsho gnyis don gcod khru'u, in Nagchu prefecture 那曲地区, central Tibet |
| 双溪 | Shuāng xī | Shuanghsi township in Taipei county 台北县, Taiwan |
| 双溪乡 | Shuāng xī xiāng | Shuanghsi township in Taipei county 台北县, Taiwan |
| 双滦 | Shuāng luán | Shuangluan district of Chengde city 承德市, Hebei |
| 双滦区 | Shuāng luán qū | Shuangluan district of Chengde city 承德市, Hebei |
| 双牌 | Shuāng pái | Shuangpai county in Yongzhou 永州, Hunan |
| 双牌县 | Shuāng pái xiàn | Shuangpai county in Yongzhou 永州, Hunan |
| 双独 | shuāng dú | double and single; allowed dispensation to have second child |
| 双独夫妇 | shuāng dú fū fù | a married couple allowed dispensation to have second child |
| 双球菌 | shuāng qiú jūn | diplococcus |
| 双生兄弟 | shuāng shēng xiōng dì | twin brothers |
| 双盲 | shuāng máng | double-blind (scientific experiment) |
| 双眸 | shuāng móu | one's pair of eyes |
| 双眼 | shuāng yǎn | the two eyes |
| 双眼皮 | shuāng yǎn pí | double eyelid |
| 双眼视觉 | shuāng yǎn shì jué | binocular vision |
| 双立人 | Shuāng lì rén | J. A. Henckels (brand) |
| 双筒望远镜 | shuāng tǒng wàng yuǎn jìng | binoculars |
| 双管齐下 | shuāng guǎn qí xià | lit. to paint holding two brushes (idiom); fig. to work on two tasks at the same time; to attack one problem from two angles at the same time |
| 双节棍 | shuāng jié gùn | nunchaku |
| 双节棍道 | shuāng jié gùn dào | nunchaku martial arts |
| 双簧 | shuāng huáng | a form or theatrical double act, popular since Qing times, with one player seated stage front and acting out the poem or song of the second player hidden at the back (also written 双黄); double reed (as used in oboe or bassoon); an oboe or bassoon |
| 双簧管 | shuāng huáng guǎn | double reed wind instrument (such as oboe or bassoon) |
| 双绞线 | shuāng jiǎo xiàn | unshielded twisted pair; UTP |
| 双翅目 | shuāng chì mù | Diptera (insect order including flies) |
| 双翼飞机 | shuāng yì fēi jī | biplane |
| 双胞胎 | shuāng bāo tāi | twin; CL:对 |
| 双脚 | shuāng jiǎo | two legs; both feet |
| 双腿 | shuāng tuǐ | legs; both legs; two legs |
| 双膝 | shuāng xī | both knees |
| 双臂 | shuāng bì | arms; both arms; two arms |
| 双台子 | Shuāng tái zi | Shuangtai district of Panjin city 盘锦市, Liaoning |
| 双台子区 | Shuāng tái zi qū | Shuangtai district of Panjin city 盘锦市, Liaoning |
| 双蕊兰 | shuāng ruǐ lán | double-stamen orchid (Diplandrorchis sinica S.C. Chen), an endangered species |
| 双角犀 | shuāng jiǎo xī | two-horned rhinoceros; Dicerorhinini |
| 双语 | shuāng yǔ | bilingual |
| 双误 | shuāng wù | double fault (in tennis) |
| 双赢 | shuāng yíng | profitable to both sides; a win-win situation |
| 双足 | shuāng zú | two legs; both legs; biped |
| 双轨 | shuāng guǐ | double-track |
| 双连接站 | shuāng lián jiē zhàn | dual attachment station |
| 双周期性 | shuāng zhōu qī xìng | (math.) double periodicity |
