十二月四日前购买即可享有优先报名的折扣好康。
Take advantage of the Early Bird Discount by purchasing before December 4th.
在星期一（十二月四日）与众多同事的一次午餐讨论中，她以上的身份一一体现出来。
On Monday (Dec. 4), she drew on all those roles during a lunchtime talk to most of her fellow fellows.
近年来最长的一次圣安娜飓风期发生在1957年，通常它只持续三四天，而那年却持续了十四天，从十一月二十一日持续到十二月四日。
The longest single Santa Ana period in recent years was in 1957, and it lasted not the usual three or four days but fourteen days, from November 21 until December 4.
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