（Imagine a virus that could travel like the flu-and kill like HIV.） One so small that it would be almost impossible to identify, let alone halt. Films like Outbreak play on ourfears ofa "killer virus" scenario, but those films are works of fiction, right?
【正确答案】：假设有一种病毒能够像流感一样传播，而且像艾滋病毒一样致人于死命。
【题目解析】：句中travel的意思是“传播”，kill的意思是“致人于死命”。
