dig into:
1.致力于
He is digging into Chinese history.
他正在钻研中国历史。
2.大口吃
As soon as the pie was served, she digged into it heartily.
馅饼一上来,她就大口大口地吃起来。
3.深入钻研

find out:
1.找出;发现;查明
The police found the murderer out.
警方搜寻到了杀人犯。
Please find out when the train starts.
请查一下火车什么时候开。

come down to:
1.归根结底；实质上是；实际意味着
2.到达
Our choices come down to going or staying.
我们的选择可以归结为：去还是留。

stint：
及物动词 vt.
1.限制;节制[(+of)]
I have to stint myself of food.
我得限制自己的食量。
2.【古】停止

不及物动词 vi.
1.节省;吝惜[(+on)]
When you make this recipe, don't stint on the butter.
当你照食谱做这菜时,要多用奶油。
2.【古】停止

名词 n.
1.节省,吝惜;限制[U]
2.【罕】定量,限额[C]
3.分配的工作;工作期限[C]

名词 n.
1.滨鹬[C]

in order:
按顺序
I will answer your three questions in order.
我将一个个回答你这三个问题。
2.适当的
It'll be quite in order for him to speak now.
他现在发言是十分合适

transient:
形容词 a.
1.短暂的;一时的;瞬间的
Her feeling of depression was transient.
她的抑郁情绪一会儿就过去了。
2.【美】暂住的,路过的[Z]
名词 n.
1.【美】短暂居住者;过往旅客[C]
transients at a hotel
旅馆里的过往客人
2.候鸟[C]
3.【电】瞬变电流;瞬变现象