dual-beam laser的用法和樣例：
例句
- The problem of dense storage media was solved by using a laser to read off data bits on an optical disc.
媒體的密集存儲問(wèn)題，是通過(guò)使用一束激光從光盤(pán)上讀取數據位來(lái)解決的。 - If it is, then the computer trains a laser onto the insect and blasts it into oblivion.
如果是蚊子的行為規律，計算機會(huì )將一束激光對準那只昆蟲(chóng)并讓昆蟲(chóng)在毫無(wú)知覺(jué)的情況下爆炸。
