4.the … before last上上个…;上上次…
We ate there again after a bad experience the time before last.在上上次不开心的经历后, 我们又在那里吃了一顿饭。
the night/week/weekend/Friday before last前天晚上/上上个星期/上上个周末/上上个星期五
It was the dog he'd heard the night before last.他前天晚上听到的是狗叫声。
the Christmas before last前年圣诞节
5.【服】(for making/repairing shoes)(翻新或修理鞋靴时用的)铁脚