And basically if you phone them up, you get a taxi that comes and picks you up,

基本上，如果你给他们打电话，就有出租车来接你，

小心微型出租车 - SpeakingMax英语口语达人

It means, when you are accelerating upwards, as the elevator picks up speed, the reading on the spring will be more and you will feel heavy.

也就是说当你向上做加速运动时,就像电梯加速的时候,弹簧的读数会增大,你会觉得自己变重了

耶鲁公开课 - 基础物理课程节选