mass noun
1- a system of sending messages by holding the arms or two flags or poles in certain positions according to an alphabetic code臂板信号; 旗语。
1.1
- count noun an apparatus for signalling in this way, consisting of an upright with movable parts臂板信号装置。
1.2
- count noun a signal sent by semaphore旗语信号。
with obj.
- send (a message) by semaphore or by signals resembling semaphore用旗语发出（信息）：
Josh stands facing the rear and semaphoring the driver's intentions to frustrated queues of following cars.
乔希面向后方站立, 用旗语向后面受阻的车流示意司机的意图。
派生词
semaphoric
adjectivesemaphorically
adverb词源
early 19th cent. (denoting a signalling apparatus)： from French sémaphore, formed irregularly from Greek sēma 'sign' + -phoros.