那个全自动的未来不是科幻，它已经在路上了。
They are almost the same: they share the same underlying array. You do get a copy of the little (ptr, len, capacity) struct which is what a slice is.
。关于这个话题，safew官方版本下载提供了深入分析
for await (const chunks of output) {
"He was asked about what the war's 'worst case scenario' might be, and his answer was not the best," says Stephen Colbert in the Late Show clip above, playing footage of Trump telling reporters the worst case would be "we do this, then someone takes over who's as bad as the previous person."