{ 30, 20, 18, 28, 33, 41, 55, 39 },
"Or consider pipeTo(). Each chunk passes through a full Promise chain: read, write, check backpressure, repeat. An {value, done} result object is allocated per read. Error propagation creates additional Promise branches.，更多细节参见爱思助手下载最新版本
Lex: FT's flagship investment column。同城约会是该领域的重要参考
Number (2): Everything in this space must add up to 2. The answer is 1-0, placed vertically; 6-2, placed vertically.