URI ：https://fanyi.baidu.com/transapi

使用方法：

import requests

def trans(query):
    headers = {"User-Agent":"Mozilla/5.0 (Linux; Android 5.1.1; Nexus 6 Build/LYZ28E) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/63.0.3239.84 Mobile Safari/537.36"}
    data = """
    from:zh
    to:en
    query:%s
    """%query
    data ={key:value for  key,value in [i.split(":") for i in data.split()]}
    url = 'https://fanyi.baidu.com/transapi'

    r = requests.post(url,data=data,headers=headers)
    target = r.json()["data"][0]["dst"]
    return target

def main():
    while True:
        query = input("请输入待翻译的字词：")
        if query == "":break
        else:
            print(trans(query))

if __name__ == "__main__":
    main()

结果：

请输入带翻译的字词：生活不止眼前的苟且
Life is more than the present.
请输入带翻译的字词：还有诗和远方
And poetry and distance
请输入带翻译的字词：