自由自在

The horse is loose in the field.

马由在地在田野里。

I am footloose and fancy-free —I can follow my job wherever it takes me.

我由在，无家累——到哪儿工作都行。

Here she was, at forty, footloose and fancy-free in New York.

她那时在纽约， 年届四十，由在，无拘无束。