我正在尝试使用以下代码从网页获取 HTML 源代码：
import requests
url = "https://dictionary.cambridge.org/us/dictionary/english-arabic/hi"
r = requests.get(url)
但是，我收到以下错误：
Traceback (most recent call last):
File "/home/username/ak_env/lib/python3.8/site-packages/urllib3/connectionpool.py", line 699, in urlopen
httplib_response = self._make_request(
File "/home/username/ak_env/lib/python3.8/site-packages/urllib3/connectionpool.py", line 445, in _make_request
six.raise_from(e, None)
File "<string>", line 3, in raise_from
File "/home/username/ak_env/lib/python3.8/site-packages/urllib3/connectionpool.py", line 440, in _make_request
httplib_response = conn.getresponse()
File "/usr/lib/python3.8/http/client.py", line 1347, in getresponse
response.begin()
File "/usr/lib/python3.8/http/client.py", line 307, in begin
version, status, reason = self._read_status()
File "/usr/lib/python3.8/http/client.py", line 276, in _read_status
raise RemoteDisconnected("Remote end closed connection without"
http.client.RemoteDisconnected: …