反顾的英文：
to look back
You should recast the report in formal wording as it is a formal occasion.
这是一个很郑重的场合，所以你的报告应改的正式一点。
A formal note is essentially a formal personal letter.
正式照会实质上是正式的个人函件。
They are very formal in their business transactions.
他们的商务议事很有条理。
Look at this gadget.
看看这个小玩艺儿。
Look at that millepede.
看那只千足虫。
While it looks like a truth, it looks like a dream.
它看起来是那么真实，又是那么虚幻。
Stand back to back!
背靠背站好！
They are on the back of the menu.
它们在菜单背面。
Our seats on the train were back to back.
我们在火车上的坐位是背靠背的。
