alone

獨自的、單獨的

I was alone in the office when the power went out.

停電的時候，辦公室裡只有我一個人。

孤單的、寂寞的

After moving to a new city, he often felt very alone.

搬到新城市之後，他常常覺得很孤單。

唯一的多用於否定句

You are not alone in thinking the rules are unfair.

覺得這些規定不公平的人不只你一個。

獨自地、單獨地

She traveled alone through several countries last summer.

去年夏天她獨自走訪了好幾個國家。

僅、光是置於名詞或代名詞後

The rent alone takes up half of my salary.

光是房租就佔掉我一半的薪水。