本期内容:
SpaceX, an American space startup, launched 11 communications satellites into orbit before returning the first stage of its Falcon 9 rocket to Cape Canaveral in Florida, where it made a powered landing. Reusing the first stage, which accounts for 70% of the rocket’s $54m cost, would make access to space much cheaper.
词义解析:
Startup:创业公司
communications satellites:通讯卫星
orbit:轨道
account for:占……