当前 User-Agent:
Mozilla/5.0 (Macintosh; Intel Mac OS X 10_11_1) AppleWebKit/601.2.4 (KHTML, like Gecko) Version/9.0.1 Safari/601.2.4 facebookexternalhit/1.1 Facebot Twitterbot/1.0%28KHTML%2C+like+Gecko%29+Version%2F9.0.1+Safari%2F601.2.4+facebookexternalhit%2F1.1+Facebot+