(; ) (often used as an adjective 常用作形容词) a new product, especially computer software, that is in the second or final stage of testing, in which a few customers try it before the public buy or use it 测试版（尤指计算机软件测试的第二阶段或最後阶段，在公众购买或使用软件之前，由一些客户试用的新产品）◆The beta users said they liked the product, but not enough to pay a high price for it. 测试版用户表示喜欢这款产品，但喜欢的程度还不足以让他们愿意用高价购买的地步。◆a beta version of the software 这软件的测试版⨁a beta copy / site / version 测试本／网站／版