文学 言语交际 释 semaphore 旗语 一种用旗帜作为媒介的传递信号的交际方式。常用于航海、军事或某些特殊用途中，主要是下达简短命令、保障协同和相互识别。
semaphore 信号杆，信号机，信号标，信号量
semaphore 信号量
系统软件 操作系统 释文 semaphore 信号量
- Frier Bacon and Frier Bonga
- Fries
- Friesland
- F. Riesz
- F. Riesz (1880—1956)
- frieze
- frieze group
- Frieze of Griffin
- frieze pattern
- Frigga
- fright leading to qi turbulence
- frigid desert
- frigid muscle tone
- frigid zone
- frigon
- frigorimeter
- frigory
- Frigyes Bán
- Friis transmission equation
- Frik
- frill
- frill and cow sharks
- frilled shark
- frill shark
- f-ring