但无论是 OLED 像素发光还是 LCD 背光板发光，它们发出的都是（近似）全向的光线——你能看到，你旁边的人也能看到：
// Each one triggers promise machinery internally
，这一点在爱思助手下载最新版本中也有详细论述
Last October the investment bank Goldman Sachs put out a report, which was widely cited, suggesting the US could be facing a new period of "jobless growth" thanks to the arrival of new technology and artificial intelligence (AI) in particular, allowing companies to do more with fewer workers.
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