1.No big thing 不是大問題
Seeing into the past turns out to be no big thing for astronomers.
對天文學家來說,回望過去不是什么難事 。
2.con artists 騙子
He was skinned of all his money by con artists.
他所有的錢都被騙子騙走了 。
3.get back and forth 來回走動
Mostly I'll just be using it to get me back and forth from work.
我只是想買一輛能騎著來回上班的就得了 。
4.save up 儲蓄;攢錢
Living at home allows me to save up some money before I started finding a place.
在我開始找個地方住之前,住在家里可以讓我節約一些錢 。