noun🔗Share成对物，一对。 A pair of two similar or equal things; couple."She bought two doublets of socks: one in black and one in white. "她买了两对袜子： 一对黑色的，一对白色的。groupthingChat with AIVocabulary GamePractice Reading
noun🔗Share同源词，同源异形词 One of two or more different words in a language derived from the same etymological root but having different phonological forms (e.g., toucher and toquer in French or shade and shadow in English)."Linguistics students learned that "shirt" and "skirt" are considered doublets in English, both stemming from the Old Norse word "skyrta" but evolving into distinct forms. "语言学专业的学生了解到，“shirt”（衬衫）和“skirt”（裙子）在英语中被认为是同源异形词，都源自古诺斯语的“skyrta”，但演变成了不同的形式。languagelinguisticswordChat with AIVocabulary GamePractice Reading
noun🔗Share复本, 重复叙述 In textual criticism, two different narrative accounts of the same actual event."The teacher noticed several doublets in the students' history essays, where different groups described the same school field trip but with conflicting details about what happened on the bus. "老师注意到学生们的历史论文里有几处复本/重复叙述，在那些地方，不同小组描述了同一次学校郊游，但关于巴士上发生的事情的细节却互相矛盾。literaturelinguisticswritinghistorywordChat with AIVocabulary GamePractice Reading
noun🔗Share仿制宝石，双层石。 (lapidary) An imitation gem made of two pieces of glass or crystal with a layer of color between them."The jeweler revealed that the supposedly antique emerald earrings were actually doublets, cheap imitations with a thin green layer sandwiched between two pieces of clear glass. "珠宝商揭露说，这对据称是古董的祖母绿耳环实际上是双层石，也就是廉价的仿制品，它们是在两片透明玻璃之间夹了一层薄薄的绿色涂层。materialappearanceartChat with AIVocabulary GamePractice Reading
noun🔗Share重复词语，赘词 A word or phrase set a second time by mistake."The teacher noticed several "the the" doublets in the student's essay after spell check missed them. "老师发现学生文章里有几处“the the”的重复用词，拼写检查没能发现这些赘词。languagewordwritingChat with AIVocabulary GamePractice Reading
noun🔗Share双重态，二重态。 A quantum state of a system with a spin of ½, such that there are two allowed values of the spin component, −½ and +½."A hydrogen atom's electron often exists in doublets, reflecting the two possible spin states, "spin up" or "spin down," like having two options for an answer. "氢原子的电子通常存在于双重态中，这反映了电子自旋的两种可能状态，即“自旋向上”或“自旋向下”，就像一个问题的两个选项一样。physicsscienceChat with AIVocabulary GamePractice Reading
noun🔗Share双字节词，双音节词 A word (or rather, a halfword) consisting of two bytes."The computer program required input in the form of doublets. "这个电脑程序需要以双字节词的形式输入数据。computingnumberChat with AIVocabulary GamePractice Reading
noun🔗Share双花植物，双花草。 A very small flowering plant, Dimeresia howellii."While hiking in the high desert, we carefully avoided stepping on the tiny doublets, for their delicate flowers were easily crushed. "在高原沙漠徒步时，我们小心地避开那些小小的双花草，因为它们娇嫩的花朵很容易被踩坏。plantbiologyorganismnatureChat with AIVocabulary GamePractice Reading
noun🔗Share词梯游戏 A word ladder puzzle."During our English class, we enjoyed solving doublets, changing "COLD" into "WARM" one letter at a time. "在英语课上，我们玩得很开心，通过词梯游戏来解谜，比如每次改变一个字母，把“COLD”（冷）变成“WARM”（暖）。gamewordentertainmentliteratureChat with AIVocabulary GamePractice Reading
noun🔗Share双合透镜，双透镜。 An arrangement of two lenses for a microscope, designed to correct spherical aberration and chromatic dispersion, thus rendering the image of an object more clear and distinct."The scientist adjusted the microscope's doublets to get a sharper and more colorful image of the cell. "科学家调整了显微镜的双合透镜（或双透镜），以便更清晰、更鲜明地观察细胞的图像。technologyphysicsdevicescienceChat with AIVocabulary GamePractice Reading
noun🔗Share对子, 一对. Either of two dice, each of which, when thrown, has the same number of spots on the face lying uppermost."to throw doublets"掷出骰子对子。gamenumberChat with AIVocabulary GamePractice Reading
noun🔗Share双陆棋 A game somewhat like backgammon.""My grandfather taught me to play doublets, but I still prefer chess." "我爷爷教我玩双陆棋，但我还是更喜欢国际象棋。gameentertainmentChat with AIVocabulary GamePractice Reading
noun🔗Share偶极天线, 双偶极子天线 Dipole antenna."To improve radio reception, the hobbyist connected two doublets to the receiver, forming a more powerful antenna array. "为了改善无线电接收效果，那位爱好者将两个双偶极子天线连接到接收器上，组成了一个功率更强大的天线阵列。electronicstechnologycommunicationphysicssignaldeviceChat with AIVocabulary GamePractice Reading
noun🔗Share紧身上衣 A man’s close-fitting jacket, with or without sleeves, worn by European men from the 1400s to the 1600s."For the historical play, the actor wore brightly colored doublets and tights, looking every bit the Renaissance nobleman. "为了那部历史剧，那位演员穿着色彩鲜艳的紧身短上衣和紧身裤，看起来十足像一位文艺复兴时期的贵族。appearancewearhistorystyleChat with AIVocabulary GamePractice Reading
