1、opposite

在…的對面

Jennie had sat opposite her at breakfast.

珍妮吃早餐時坐在她對面。

（同一類事物）截然相反的，全然不同的

All the cars driving in the opposite direction had their headlights on.

對面開來的車都打著頭燈。

I should have written the notes in the opposite order.

我本應按相反的順序記筆記的。

對立物；對立面

Ritter was a very complex man but Marius was the opposite, a simple farmer.

里特城府頗深，而馬里厄斯恰恰相反，是個心地淳樸的農民。

Well, whatever he says you can bet he's thinking the opposite.

呃，不管他說什么，你都可以肯定他想的完全是另一套。

2、go back

追溯到；回溯到

The feud with the Catholics goes back to the 11th century.

與天主教的夙怨可以追溯到11世紀。

Our association with him goes back four years.

我們同他的合作是從4年前開始的。

回到（過去）；回顧

If you go back to 1960, you'll find that very few jobs were being created.

如果回到1960年，你會發現工作機會寥寥無幾。