BEST WHEN USED BY: 120210/146 02/12美国保健品上的

BEST WHEN USED BY: 120210/146 02/12美国保健品上的 best when used by 020911/02 02/13译成中文是什么意思? best when used by Jan.18,2008这个是说在1月8号之前用好还是1月8号后用最好? BEST IF USED BY ARP 20 BEST IF USED BY 05 DEC12 JH best by by used by 别人送的美国保健药品,保质期写着1103504 best if used by 1 请告诉我有效使用日期并教教我怎么看 帮我看看这个英文是什么意思美国进口的食品包装上BEST IF USED BY：MAY3114T2 04 英语翻译1）were used to 2 ）used to 3) were used for 4）were used by I used to travel by air often when I was a boy. 11.Mary ______ to school by bike when she lived in China.A.used to go B.was used to goC.was used going 美国进口的食品中,保质期一栏标明：best if used by FEB 14 10 N 14:23 I used to live in China when I was a kid,which was my best and precious memory. be used by Lot No/Best By do the best by best by :12