2. In occasional case the phrase emphasizes the importance ofthe phase to the laser. 在偶然情况下该短句强调了相位对于激光的重要性。
3. Picture of life, the occasional gray add together, you do not presage the decline, it is important to extract the gray-green hope. 在生活的画卷中,偶尔抹上一道灰色,并不预示着你的沉沦,重要的是,能在灰色中提取绿色的希望。
英英解释
adj.
1. occurring from time to time
2. occurring or appearing at usually irregular intervals
3. occuring from time to time