string(272) "get document error：https://zhidao.baidu.com/search?lm=0&rn=10&pn=0&fr=search&dyTabStr=null&word=win10%E9%BC%A0%E6%A0%87%E7%81%B5%E6%95%8F%E5%BA%A6%E8%87%AA%E5%8A%A8%E5%8F%98%E5%BF%AB%E5%8F%98%E6%85%A2 => Failed to connect to 101.89.159.206 port 38075: Connection refused"
win10鼠标灵敏度自动变快变慢
