"apparatus for signaling," 1816, probably via French sémaphore, literally "a bearer of signals," ultimately from Greek sema "sign, signal" (see semantic) + phoros "bearer," from pherein "to carry" (see infer). Related: Semaphoric (1808).
实用例句
1. Any target can be assigned a semaphore, by setting a variable called on that target.
任何目标都可以被赋予一个信号灯semaphore,方法是对该目标设置一个名为的变量.来自互联网
2. It is like a semaphore signal waving before the eyes of the particle physicists.
它好象是在粒子物理学家眼前挥动的旗语信号.来自辞典例句
3. Me ( Beautifully pronouced, with choice semaphore ): " I want a divorce. "
我 ( 用选好的语句, 优雅地大声说 ): “ 我要离婚. ”来自互联网
4. A data structure for mutual exclusion, also known as a binary semaphore.
表现互斥现象的数值结构, 也被当作二元信号灯.来自互联网
5. The endless loop typically involves blocking, or waiting, on a semaphore.
