scan-spot

基本解釋

In television and facsimile, the path traced by scanning spot.
在電視和傳真中，由掃描點(diǎn)描繪出來的路徑。
In this paper analyzes and demonstrates two problems in the experiment of using oscillograph:one is the function of triggering level,the other is why the horizontal scan spot moves in uniform motion.
本文對(duì)“示波器的使用”實(shí)驗(yàn)教學(xué)中關(guān)于觸發(fā)電平的作用、調(diào)節(jié)它的目的和水平掃描點(diǎn)勻速運(yùn)動(dòng)的問題進(jìn)行了分析和論證。
An electron beam, forming a scanning spot on the signal plate, zigzags its way, line by line, across the plate.
在信號(hào)板上形成掃描點(diǎn)的電子束，逐條地曲折掃過信號(hào)板。
The doctors gave him an ultrasonic brain scan.
醫(yī)生給他做了腦部超聲波掃描檢查。
I'm afraid we are in for a spot of trouble.
恐怕我們是一定要遇到麻煩了。