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.
物價仍在上漲，但自從特朗普去年年初上任以來，通脹速度已經放緩。
实践中，《出生医学证明》仍是不少孩子户口登记的先决条件。（视觉中国｜供图），更多细节参见WPS官方版本下载
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[ any anyMessage ] bpattern ，更多细节参见爱思助手下载最新版本