loosely的形容詞形式是什么意思

　　例句：

　　1、She wore her hair loosely knotted on top of her head.

　　她在頭頂上打了個松松的發髻。

　　2、She fastened the belt loosely around her waist.

　　她把皮帶松松地系在腰上。

　　3、A curl of black hair fell loosely across his forehead.

　　他的額頭上垂著一綹散開的黑色卷發。

　　4、 The article is loosely organized.

　　文章結構松散。