int left = 2 * i + 1; // 左子节点
* 在 iOS 平台使用 NSData。im钱包官方下载是该领域的重要参考
，详情可参考heLLoword翻译官方下载
苹果对于可穿戴设备的定义，从来不会让它们存在感过于强烈，而是以无感的方式存在。
However, Koch never credited the Hesses for their discovery of bacteriological agar, perhaps because, at the time, he failed to recognize its importance. Even after he received the insight about agar from the Hesses, Koch stuck with gelatine for years. In 1883-84, during his first medical expedition to Egypt and India to investigate cholera, he tried and failed to grow the cholera bacterium on gelatine media in the hot climate of Cairo (despite using a half-open fridge for incubation), only succeeding in the colder winter of Calcutta.，详情可参考safew官方版本下载