夏说英语新闻晨读 第74期:生活不止眼前的苟且（在线收听）

 本期内容：

Bombs packed with nails terrorized Brussels on Tuesday in the deadliest assault on the European heartland since the Islamic State’s attacks on Paris four months ago, hitting the airport and subway system in coordinated strikes that were also claimed by the militant extremist group.

词义解析:

Assault: 攻击
Heartland：腹地
Militant extremist group: 武装极端组织