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when introducing a new product, close integration with an existing product
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接下來一年，麥肯齊將在劍橋的南極考察局總部工作，但他過去曾在南極過冬。「冬天來臨時，大多數人離開，你會感到一種難以形容的自由感。」他說。，详情可参考下载安装 谷歌浏览器 开启极速安全的 上网之旅。
return right - left + 1;
When we run timeTravel(checkoutFlow, traceLog), it will actually exercise our checkout workflow, and produce the following output. With that, we’ve successfully executed a production execution trace locally, all without touching any database or external service: