He died of heart failure in 1971, while serving a life sentence.
斯坦格尔1971年死于心脏衰竭，当时他正服无期徒刑。 

2.dig up 挖掘

You would have to dig up the plant yourself.
你得自己把那株植物挖出来。

3.go further 更近一步

Too many icebergs. I can't go further.
冰山太多了，我不能再前进了。

4.cut back 削减

Many governments have cut back allowances for their officials overseas.
许多政府已经削减了其海外官员的补助。