I loosely made a decision yesterday.

昨天我轻率地做了一个决定。

He hung his tie loosely around his neck.

他把领带松松垮垮地挂在脖子上。

I loosely understand the ins and outs of this matter.

我大概了解了这件事情的来龙去脉。

The film is loosely based on the novel by Kundera.

这部电影是大致根据昆德拉的小说的大致内容改编而成的

She fastened the belt loosely around her waist.

她把皮带松松地系在腰上。

His shirt hung loosely over his thin shoulders.

他的衬衣松松垮垮地挂在他瘦削的双肩上。

He had lost weight and the suit hung loosely on him.

他体重减轻了，这套衣服穿在身上松松垮垮的。

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

她在头顶上打了个松松的发髻。

The investigation had aimed at a loosely organized group of criminals.

该调查曾是针对一群组织松散的罪犯的。