floss 洁牙线 jiéyáxiàn
dentist n 牙科医生 yákē yīshēng
dentures n 假牙 jiǎyá [m. wd 副 fù]
denunciation n 谴责 qiǎnzé, 斥责 chìzé
deny v 1 否认 fǒurèn □ He denies any wrongdoing. 他否认做错任何事情。Tā fǒurèn zuòcuò rènhé shìqing. 2 拒绝 jùjué, 不给 bùgěi □ We shouldn’t deny young offenders a second chance. 我们不该不给少年犯再一次机会。Wǒmen bù gāi bù gěi shàoniánfàn zài yí cì jīhuì.
deodorant n 除臭剂 chúchòujì
deodorize v 除臭 chúchòu
depart v 1 离开 líkāi, 离去 líqù 2 死亡 sǐwáng
department n 1 [政府+] 部门 [zhèngfǔ+] bùmén □ The New York Police Department performs an important function in the city. 纽约警察局在纽约市起到重要的作用。Niǔyuē jǐngchájú zài Niǔyuēshì qǐdào zhòngyào de zuòyòng. 2 [大学的+] 系 [dàxué de +] xì □ Her father is the Chairman of the Department of Biology in the college. 她父亲是一所大学生物系的系主任。Tā fùqin shì yì suǒ dàxué shēngwùxì de xìzhǔrèn.
department store 百货商店 bǎihuò shāngdiàn
departure n 1 离开 líkāi, 离去 líqù 2 启程 qǐchéng, 上路 shànglù 3 背离 bèilí
depend v 1 依靠 yīkào □ The town depends on tourism. 这个 小城依靠旅游业。Zhè ge xiǎo chéng yīkào lǚyóuyè. 2 得看 děikàn
It/That depends. 看情况 kàn qíngkuàng □ “Are you going to Johnny’s birthday party?” “It depends.”“你去参加强尼的生日聚会吗？”“看情况。”“Nǐ qù cānjiā Qiángní de shēngri jùhuì ma?” “Kàn qíngkuàng.”
dependable adj 可靠的 kěkào de
dependent I adj 依赖于 yīlàiyú, 有赖于 yǒulàiyú □ Your success is dependent on your hard work. 你的成功有赖于努力工作。Nǐ de chénggōng yǒulàiyú nǔlì gōngzuò.
a dependent child 要抚养的孩子 yào fǔyǎng de háizi II n 家属 jiāshǔ □ He has no debts and no dependents—he can spend all he earns. 他没有债务，也没有家属—他能挣多少用多少。Tā méiyǒu zhàiwù, yě méiyǒu jiāshǔ—tā néng zhèng duōshǎo yòng duōshǎo.
army dependents 军人家属 jūnrén jiāshǔ, 军属 jūnshǔ
depict v 描写 miáoxiě, 描绘 miáohuì
deplete v 减少 jiǎnshǎo, 损耗 sǔnhào
deplorable adj 极坏的 jí huài de, 应受谴责的 yìng shòu qiǎnzé de
deplore v 1 强烈批评 qiángliè pīpíng 2 深感惋惜 shēngǎn wǎnxī
deploy v 部署 bùshǔ
deport v 驱逐出境 qūzhú chūjìng
deposit I n 1 首期付款 shǒuqī fùkuǎn, 定金 dìngjīn 2 预付租金 yùfù zūjīn, 押金 yājīn 3 [银行+] 存款 [yínháng+] cúnkuǎn 4 矿藏 kuàngcáng II v 1 把⋯放在 bǎ...fàng zài 2 存入 [+银行] cún rù [+ yínháng] 3 沉淀 chéndiàn
depot n 1 库存处 kùcún chù, 仓库 cāngkù 2（小）车站 (xiǎo) chēzhàn
depraved adj 道德彻底败坏的 dàodé chèdǐ bàihuài de, 腐败透顶的 fǔbài tòudǐng de
depravity n 彻底堕落 chèdǐ duòluò
depreciate v 1 [货币+] 贬值 [huòbì+] biǎnzhí 2 贬低 [+价值] biǎndī [+jiàzhí]
depress v 使⋯忧郁 shǐ...yōuyù
depressant n 抑止药 yìzhǐ yào
depressed adj 忧郁 yōuyù, 感到忧郁 gǎndào yōuyù □ She was depressed for a long time after her baby died. 她的小宝宝死后，她长期感到忧郁。Tāde xiǎobǎobao sǐhòu, tā chángqī gǎndào yōuyù.
depressing adj 令人忧愁的 lìng rén yōuchóu de
depression n 1 忧郁（症）yōuyù (zhèng) 2 经济萧条（期）jīngjì xiāotiáo (qī)
the Depression（三十年代）经济大萧条 (sānshí niándài) jīngjì Dàxiāotiáo 3 低气压 dīqìyā 4 低洼（地）dīwā (dì)
depressive I adj 忧郁的 yōuyù de II n 忧郁症患者 yōuyùzhèng huànzhě
deprive v 剥夺 bōduó
deprived adj 贫困的 pínkùn de, 穷苦的 qióngkǔ de
depth n 深度 shēndù □ He dived to a depth of 30 feet. 他潜到水下三十英尺。Tā qiándao shuǐxià sānshí yīngchǐ. □ The depth of his knowledge of American history is amazing. 他的美国历史知识的深度让人吃惊。Tā de Měiguó lìshǐ zhīshi de shēndù ràng rén chījīng.
deputy n 副 fù, 副手 fùshǒu □ He served as Deputy Prime Minister of the country for three years. 他在那个国家当了三年副首相。Tā zài nà gè guójiā dāng le sān nián fù shǒuxiàng.
derail v 1 [火车+] 出轨 [huǒchē+] chūguǐ 2 破坏 [+计划] pòhuài [+jìhuà]
deranged adj 精神错乱的 jīngshén cuòluàn de
derelict I adj 1 破败的 [+建筑物] pòbài de [+jiànzhù wù], 废弃的 fèiqì de 2 玩忽职守的 [+官员] wánhū zhíshǒu de [+guānyuán], 渎职的 dúzhí de II n 无家可归者 wújiākěguīzhě
deride v 1 嘲笑 cháoxiào 2 戏弄 xìnòng
derision n 嘲笑 cháoxiào
derisory adj 嘲笑的 cháoxiào de
derivation n 起源 qǐyuán, 出处 chūchù
derivative¹ n 1 派生物 pàishēngwù, [语言] 派生词 [yǔyán] pàishēngcí 2 [化学] 提取物
