PS C:\ Study App \ Learning \ React \ poketimes> npm install react-router-dom npm WARN不推荐使用core-js@1.2.7:不再维护core-js @ <2.6.5。请升级到core-js @ 3或至少升级到实际版本的core-js @ 2。 npm WARN ts-pnp@1.0.1需要typescript @ *的对等方,但未安装。您必须自己安装对等依赖项。 npm警告可选的跳过选择性依赖性:fsevents@1.2.4(node_modules \ react-scripts \ node_modules \ fsevents): npm WARN notsup跳过可选依赖项:fsevents@1.2.4不受支持的平台:通缉{“ os”:“ darwin”,“ arch”:“ any”}(当前:{“ os”:“ win32”,“ arch”: “ x64”}) npm警告可选的跳过选择性依赖性:fsevents@1.2.7(node_modules \ fsevents): npm WARN notsup跳过依赖项:fsevents@1.2.7不受支持的平台:通缉{“ os”:“ darwin”,“ arch”:“ any”}(当前:{“ os”:“ win32”,“ arch”: “ x64”}) npm警告可选的跳过选择性依赖性:fsevents@1.2.7(node_modules \ chokidar \ node_modules \ fsevents): npm WARN notsup跳过依赖项:fsevents@1.2.7不受支持的平台:通缉{“ os”:“ darwin”,“ arch”:“ any”}(当前:{“ os”:“ win32”,“ arch”: “ x64”})