noun🔗ShareΤαυ，塔夫，希腊字母Τ The letter Τ/τ in the Greek, Hebrew and ancient Semitic alphabets, being the nineteenth letter of the Classical and Modern Greek, the twenty-first letter of Old and Ancient Greek."In Greek class, we learned that "tau" is the name of the Greek letter that looks like a capital T. "在希腊语课上，我们学到“tau”（塔夫）是希腊字母Τ的名字，它看起来像大写的英文字母T。languagewritinglinguisticscharacterChat with AIVocabulary GamePractice Reading
noun🔗ShareΤ字形, 圣安东尼十字. A Τ-shaped sign or structure; a Saint Anthony's cross, sometimes regarded as a sacred symbol."1658: Nor shall we take in the mysticall Tau, or the Crosse of our blessed Saviour, which having in some descriptions an Empedon or crossing foot-stay, made not one single transversion. — Sir Thomas Browne, The Garden of Cyrus (Folio Society 2007, p. 168)"1658年：我们也不应采用神秘的“T字形”（Tau，即圣安东尼十字），或者我们受祝福的救世主的十字架，因为在某些描述中，它带有一个底座或横向支撑，并非只有一个简单的横梁。religionsignstructuremythologyChat with AIVocabulary GamePractice Reading
noun🔗ShareKāo zi, Kǎoníng zǐ, Kàiáng zǐ. A tau meson, now usually known as a kaon."While researching particle physics, I learned that what was once called a "tau" is now more commonly known as a kaon. "在研究粒子物理学的时候，我了解到曾经被称为“tau介子（tau meson）”的粒子，现在更常被称为“K介子（Kāo zi/Kǎoníng zǐ/Kàiáng zǐ）”。physicsChat with AIVocabulary GamePractice Reading
noun🔗Share陶子，τ子 An unstable heavy lepton, which decays into a muon or electron; a tauon."The physicist detected a tau particle decaying into an electron and two neutrinos in the experiment. "在实验中，这位物理学家探测到一个**陶子 (τ子)**衰变成一个电子和两个中微子。physicstechnicalChat with AIVocabulary GamePractice Reading
noun🔗ShareTau蛋白，濤蛋白 Tau protein, a type of protein that stabilizes microtubules in the human central nervous system, failures of which are associated with forms of dementia."In Alzheimer's disease, the abnormal clumping of tau protein disrupts brain function, leading to memory loss. "在阿爾茨海默病中，濤蛋白的異常聚集會擾亂大腦功能，導致記憶喪失。medicinebiochemistrybiologyanatomyphysiologydiseaseChat with AIVocabulary GamePractice Reading
noun🔗Share期权时间敏感度 A measurement of the sensitivity of the value of an option to changes in the implied volatility of the price of the underlying asset."A high tau means the value of the option will change significantly if the market's expectation of future price volatility shifts. "如果期权的时间敏感度（tau）很高，意味着如果市场对未来价格波动性的预期发生变化，该期权的价值将会发生显著改变。financebusinessvaluemathstatisticstechnicalChat with AIVocabulary GamePractice Reading
noun🔗Share圆周率常数，tau值 An irrational and transcendental constant representing the ratio of the circumference of a Euclidean circle to its radius, approximately 6.2831853071; equal to twice the value of pi. Often written τ or 2π."In geometry class, we learned that tau, which is about 6.28, represents the ratio of a circle's circumference to its radius. "在几何课上，我们学到tau值，也就是圆周率常数τ，大约等于6.28，它表示一个圆的周长和半径的比值。mathnumberscienceChat with AIVocabulary GamePractice Reading
