The Wikibooks community is developing a policy on the use of generative AI. Please review the draft policy and provide feedback on its talk page.
注意 拼音#拼音声调标记
宇宙通常被定义为所有存在的对象。
Yuuzhouh yiban dihngyih weir suooyoou curnzaih de dong'xi.
它包括各种物质和能量、行星、恒星、星系以及太空中的所有内容。
baokuoh gehzhoong wuhzhih her nerngliahng, xirngxing, herngxing, xingxih, her taihkong de yiqieh.