YSK: Bing's search engine has a very weak content filtering. It seems that its Safe Search function only filters known explicit domains and not the image's content. (Instructions below to all-too-easy-to-stumble-upon NSFL Content)
from /r/YouShouldKnow
YSK: Bing的搜索引擎有一个非常弱的内容过滤。它的安全搜索功能似乎只过滤已知的明确域名，而不过滤图像内容。(下面是对所有很容易被绊倒的NSFL内容的说明)