The main point here is the fact that the SSLContext class is not a singleton; that is, each getInstance call returns a different SSLContext object.是什么意思_The main point here is the fact that the SSLContext class is not a singleton; that is, each getInstance call returns a different SSLContext object.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句