解释加横线的字的意思
①是您带着全村妇女,顶着打糕,冒着炮火,穿过硝烟,送到阵地上带给我们吃。这真是雪中送炭啊! ____
②您为了救伤员,失去了唯一的亲人。____
温度上升-3后,又下降2实际上就是 ( )
Alan is as as Lucy in their class.