1.subject to 使服從，使遭受

Already americans are subject to de-facto capital controls.
如今美國(guó)已經(jīng)受到變相的資本控制。

The advance estimate is subject to two revisions in coming months.
這個(gè)預(yù)先估計(jì)在未來(lái)的幾個(gè)月中需要受到兩次修訂。

2.curious to 好奇的

Makes me curious to see you in this neighborhood.
在這一帶見(jiàn)到你，我感到很好奇。

I'm curious to hear more about your experience.
我很想多了解關(guān)于你自身的體驗(yàn)歷程。

3.add to 增加， 加強(qiáng)

What provisions would you add to this one?
你會(huì)為再添加什么樂(lè)觀信條嗎？

Mr obama offers only to add to its complexity.
奧巴馬的提議卻只會(huì)增加它的復(fù)雜性。

4.able to 能；會(huì)

He was even able to build his own home.
他現(xiàn)在甚至能建一所自己的房子。

How fortunate that he had been able to love!
能愛(ài)別人是多么幸運(yùn)的一件事！