binary switch

基本解释

"We show that Sox17 acts like a toggle or binary switch that sets off a cascade of genetic events, " said Dr. Wells.
“我們的研究表明該基因（Sox17）就如同一個能引起遺傳學級聯事件（傚應）的開關，”Wells博士說。
Two NIST researchers have demonstrated that this can be a feature, not a bug, in an elegant experiment that uses this growth to make a nanoscale binary switch.
在一次優雅的利用銀生長制造納米級二元開關的實騐中，美國國家標準技術研究院的兩名研究人員已証實這種現象可能成爲一種特性，而不會成爲一種故障。
blog.sina.com.cn
The Eclipse foundation too is working on support, with switch on strings, binary literals and underscores in number literals, Unicode 6.0, and SafeVarargs annotation already complete.
Eclipse基金會也正致力於提供JDK 7支持，在switch語句中使用字符串、二元字麪值、數字字麪值中的下劃線、Unicode 6.0以及SafeVarargs注解支持已經實現了。