名 secret，[纺]density，a surname；形 close，dense，intimate，thick；副 （秘密地） secretly ；

[例句] 他和史密斯打了一架，把后者的鼻子打出了血。 He had had a fight with Smith and bloodied his nose.

[例句] 前锋艾伦·史密斯两次严重失误，将球射偏。 Striker Alan Smith was guilty of two glaring misses.

secret，clandestine，confidential，arcanum，[电影]La chiave；

[例句] 他被指控滥用秘密的政府行贿基金，金额达1,750万美元。 He's accused of misusing $17.5 million from a secret government slush fund.

[例句] 我再也无可奉告了，这本是重大的秘密。 I can't say any more, it's meant to be a big secret.

concentrated，crowded together，dense，close，coarctation ；

[例句] 双方的武装力量都有密集动作。 The military on both sides are involved in intense activity.

[例句] 在建筑密集区域，车速限制为每小时30英里。 A speed limit of 30 mph was introduced in built-up areas.

density，thickness，[物]density，consistency ；

[例句] 一种气体的密度 the density of a gas

[例句] 有些密度大的物质容易让电流通过. Some dense substances allow electricity to flow through them freely.

precise，precision，accurate，exactitude，nicety ；

[例句] 只有精密的X射线仪器才能显示出来。 It will only register on sophisticated X-ray equipment.

[例句] 这些精密仪器已经大规模投入生产. These precise instruments have already gone into mass production.

password，cipher code，cryptogram，steganogram，[电影]Secretul cifrului；

[例句] 恐怕他们会破译盟军的密码。 It was feared they could break the Allies' codes.

[例句] 除非知道密码，否则谁也用不了那台计算机。 No-one could use the computer unless they had a password.

dense，denseness，compactedness，thickness ；

[例句] 东南部是人口最稠密的地区。 The southeast is the most densely populated area.

[例句] 爪哇岛人口稠密。 Java is a densely populated island.

close，intimate，carefully，intently，osculation ；

[例句] 与福特的密切合作开始令我爱上了电影。 Working with Ford closely, I fell in love with the cinema.

[例句] 大部分农场主的一举一动都受到银行经理们的密切关注。 Most farmers have bank managers breathing down their necks.

seal，seal up，seal airtight，seal hermetically，airproof ；

[例句] 密封之后再浸泡4至5天。 Seal tightly then leave for four to five days to macerate.

[例句] 某些种类的食物也可以装入密封的金属罐里。 Certain types of foods are also dispensed in pressurized canisters.

maintain secrecy，keep sth. secret，keep secret，secrecy ；

[例句] 这份材料里只有一些已公开的、非保密性质的信息。 The material consisted only of already published, unclassified information.

[例句] 确切地点因为安全原因要保密。 The exact locations are being kept secret for reasons of security.

close together，inseparable，thick and fast，rapid and intense，compactness ；

[例句] 他在任州长期间与总统紧密合作。 He had worked closely with the President during his governorship.

[例句] 奇怪的是，他的婚外恋倒使我们之间的关系更加紧密了。 In a strange way, his affair caused our relationship to strengthen.

airtight，gastight，gasproof，[冶] air seal ；

[例句] 辅锅炉 ( 废气锅炉 ) 装船后气密试验. Air tightness test for auxiliary boiler ( economize boiler ) on board.

[例句] 在独特的双结构内, 采用了一种特殊的液体, 并实现气密般的真空密封. A special liquid, hermetically vacuum - sealed, is employed in a unique duplex design.

be airtight，be hermetic，obfurage，obturation ；

[例句] 那些透明密闭容器一浸入湖水中就开始溶解。 The clear capsules start dissolving as soon as they are immersed in the lake.

[例句] 脱粒的湿玉米可以安全地贮存在密闭的贮藏设备里. Wetshelled corn can be safely stored in air - tight storage units.

tight，close，tidy，narrow，rigor ；

[例句] 水箱和屋顶都需要敷设严密的保温层。 Water tanks should be well lagged and the roof well insulated.

[例句] 从防守高度严密的监狱的集体越狱 a mass breakout from a top security prison

secret，classified，confidential，privacy ；

[例句] 这一聚合物的性质目前是个商业机密。 The nature of the polymer is currently a trade secret.

[例句] 她从未参与过为任何人获取或复制机密文件之事。 She never participated in obtaining or copying any classified documents for anyone.

dense，thick ；

[例句] 特迪用自己的粗手指头捋了一下浓密蓬乱的头发。 Teddy ran thick fingers through his unruly thatch of hair.

[例句] 那个男人浓密的髭须完全遮住了他的上唇。 The man's heavy moustache hid his upper lip completely.

close，intimate，familiarity，familiarization，friendliness；

[例句] 我问她，她和妈妈之间的亲密关系是否曾带来过任何问题。 I asked whether her closeness to her mother ever posed any problems.

[例句] 他被亲密助手的背叛深深地伤害了。 He was deeply wounded by the treachery of close aides.

close friend，fast friend，intimate friend，bosom friend，alter ego ；

[例句] 我为几个密友办了晚宴。 I gave a dinner party for a few close friends.

[例句] 他是他们的顾问、密友和倾听者。 He was their adviser, confidant and father confessor.

codon ；

[例句] 由于这种编码关系, 碱基的三联体被称为密码子. Because of this coding relationship, triplet of bases is called a codon.

[例句] 它还带有特定的核苷酸序列即反密码子. It also carries a specific nucleotide sequence, the anticodon.

inform against sb.，give secret information against sb.，blow the gab，nose，peach ；

[例句] 他屡遭指责他告密的其他囚犯的殴打。 He was repeatedly attacked by other inmates, who accused him of grassing.

[例句] 一定有人向警方告密了。 Someone must have blabbed to the police.