Case in point is this Dreame Pocket portable hair dryer that is on the receiving end of a 50% discount both directly at ...

IT之家 1 月 29 日消息，当地时间周二，在加利福尼亚州荒凉的沙漠上空，一架私营开发的飞机首次突破音障。 Boom Supersonic 公司的 XB-1 技术验证机由前美国海军飞行员 Tristan “Geppetto” Brandenburg ...

Boom Supersonic, a company working to develop passenger aircraft capable of traveling faster than the speed of sound, announced that its planes will be able to fly at supersonic speeds without the ...