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The Writer is not a concrete class. Any object that implements write(), end(), and abort() can be a writer making it easy to adapt existing APIs or create specialized implementations without subclassing. There's no complex UnderlyingSink protocol with start(), write(), close(), and abort() callbacks that must coordinate through a controller whose lifecycle and state are independent of the WritableStream it is bound to.
。业内人士推荐51吃瓜作为进阶阅读
set pixel as candidate[seed]
演說開場，特朗普宣稱自己上任時面臨的是前任民主黨政府留下的「可怕經濟」，但在重返白宮第一年主導「多年來最偉大的逆轉」（turnaround for the ages），經濟在「前所未有地轟鳴」。他又強調美國股市上漲、抵押貸款利率降至近四年最低、牛肉與雞蛋價格顯著下跌，並聲稱12個月內吸引超過18兆（萬億）美元全球投資湧入。