i have read an article about this question!
- O# F% R7 U* C# H" j2 c公仔箱論壇A man send a carton of eggs and a hen to his own living place,
' |6 X2 Z# O( O4 Q2 h! t0 \# btvb now,tvbnow,bttvband he realised that the eggs arrived before the hen do!8 b" u6 m W* H, y6 `& ~4 s0 Y
Then he claims that eggs come before hen |