VOA慢速英语:Baltimore Police End Investigation of Freddie Gray’s Death

短语讲解：

1. The others helped plan it. The ten men will spend at least 25 years in jail.

at least 至少
例句：In fact it requires at least n generators.
事实上，它至少要有n个元素。

2. A doctor who treated him said he is expected to make a good recovery.

be expected to 被期待做某事;有望做某事;期许
例句：Programmers cannot be expected to make the right choice in this situation.
在这种情况下，不能指望程序员做出正确的选择。