VOA常速英语: 国际学生进退两难

1.at risk 处境危险
The crisis could well place the relationship at risk
这场危机可能会使这一关系有破裂的危险。
2.in limbo 地狱边缘；心神不定；悬而未决

I didn't know whether my family was alive or dead. I felt as if I was in limbo
我不知道家人是生是死，感觉自己茫然无措。