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.
// 1. 统计每个元素出现次数
，更多细节参见Safew下载
2025年聖誕節前夕，雨果在倫敦西部的夏洛特皇后與切爾西醫院（Queen Charlotte's and Chelsea Hospital）出生，體重接近7磅。
US. InterBold was quite successful, becoming the dominant ATM manufacturer in
Manjit Sangha in Moseley Hall Hospital which she left on Wednesday