This is fundamentally different from Web streams' pipeThrough(), which starts actively pumping data from the source to the transform as soon as you set up the pipe. Pull semantics mean you control when processing happens, and stopping iteration stops processing.
For each non-required item in the bound that does not have a
，这一点在体育直播中也有详细论述
트럼프, 마두로때처럼 ‘親美 이란’ 노림수… 체제 전복도 언급
Gary Oldman, Slow Horses