keyer中文什么意思

n.
1.【无线电】电键器；键控器；调制器；控制器。
2.定时器，计时器。

• burst keyer:    脉冲串取样电路; 色同步键控器; 色 ...
• chroma keyer:    色度键
• clocked keyer:    时钟键控器

例句与用法

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1. We were thus the key to global security .
   因此我们是全球安全的关键。
2. I got into a real flap when i lost my keys .
   我丢了钥匙，心里发慌。
3. This is a key point that is often overlooked .
   这是常被忽略的要点。
4. Don't butcher that song by singing off key .
   别唱走调而糟蹋了那首歌。
5. Walkie-talkies would be issued to key people .
   关键人员都配备步话机。