重点讲解：
1. open fire on sb. 开枪；开火；
Then without warning, the troops opened fire on the crowd.
接着军队未作警示便向人群开了火rPr3L@fo(8M.0Y!V9。
2. in force 大规模地；大量；
Voters turned out in force for their first taste of multi-party elections.
大批选民前来参加他们的第一次多党选举Y1Cbnyi.yJn5mOUNR。
3. go away 消失；
Make no mistake, this is one crisis that won't just go away.
要知道，这是一场不会自行消失的危机v&Kj+cj4[1Z.。
4. be afraid of 害怕的；恐惧的；
People are often afraid of things they don't understand.
人往往对自己不懂的东西感到恐惧D.gOnP*n4xK8Tf@m*。