机器翻译 文本翻译为什么服务器回复失败了？

机器翻译 文本翻译为什么服务器回复失败了？

local serviceURL = "http://mt.cn-hangzhou.aliyuncs.com/api/translate/web/general"
local accessKeyId = "xxxx"
local accessKeySecret = "xxxx"
local postBody = [[
{
"FormatType": "text",
"SourceLanguage": "auto",
"TargetLanguage": "en",
"SourceText": "你好, 请完成翻译",
"Scene": "title"

}
]]

-- 发送HTTP POST请求
local response, status, headers = http.request {
url = serviceURL,
method = "POST",
headers = {
["Content-Type"] = "application/json",
["Authorization"] = "Bearer " .. accessKeyId,
},
source = ltn12.source.string(postBody),
}

-- 检查请求是否成功
if status == 200 then
-- 请求成功，打印响应内容
print(response)
freeswitch.consoleLog("debug", "\nHTTP success, response=["..response.."]\n ")
else
-- 请求失败，打印错误信息
print("HTTP请求失败，状态码：" .. status)
freeswitch.consoleLog("debug", "\nHTTP fail, status=["..status.."]\n ")

是不是不符合要求？