What is “a tough personal situation“?

来源: (乐哈哈) 于 2010-01-07 22:16:14 [] [旧帖] [给我悄悄话] 阅读数 : (306 bytes)

What is “a tough personal situation“?
Possibilities:
(1) No money for travel.
(2) Authority did not approve.
(3) Authority suspect that he might not return.
(4) US government did not grant hime with a visa because he revoked US citizenship.
(5) Family matter.
...

It is odd!

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