And so you have to be careful about leaving your front lawn open, which is basically your Facebook wall, so that people don't write on it in the middle of the night -- because it's very much the equivalent.
所以你得小心 别把朋友圈的第一道防线都开放， 也就是你脸书的墙头， 别让人家半夜里随便在上面涂写 因为它的效果跟现实生活是几乎等同的。