词族 · beta
词形变化
中文词源
beta 字母B
希腊字母表第二个字母，字母B的原型。
英语词源
- beta (n.)
- second letter of the Greek alphabet, c. 1300, from Greek, from Hebrew/Phoenician beth (see alphabet); used to designate the second of many things. Beta radiation is from 1899 (Rutherford). Beta particle is attested from 1904.
权威例句
- 1. No, the stock beta may reflect both business and financial risk.
- 不可以, 股票beta反映了经营风险和财务风险.
- 2. This has average market risk: Its beta is 1.0.
- 这一(投资)有平均市场风险: 它的beta是1.0.
- 3. This build is only for those registered as English BETA testers.
- 这修造是只为那些登记作为英国BETA测试器.
- 4. The standard deviation of a well - diversified portfolio is proportional to its beta.
- 一个分散充分的投资组合的标准差与其beta是成比例的.
- 5. Whenever a company borrows money, it increases the beta ( and the expected return ) of its stock.
- 无论何时一家公司借入资金, 这一行为就提高了其股票的beta ( 和期望回报率 ).