重点讲解：
1. the size of
大小；规模；
eg. They disagreed with him on the size of the tax reduction.
他们不同意他的减税幅度。
eg. Tabletop displays commercially available are the size of a coffee table.
商用版的桌面显示器有一张咖啡桌那么大。
2. be similar to
相像的；相仿的；类似的；
eg. The effect was similar to that of a mother singing to a baby.
这种效果跟母亲给婴儿唱歌类似。
eg. In many respects, today's macro climate is strikingly similar to that period.
今天的宏观经济状况在很多方面都与那时惊人的相似。
3. each other
彼此；互相；
eg. They genuinely respect each other.
他们由衷的敬佩彼此。
eg. We shall always be ready to help each other. If anyone is in difficulty, we shall all help him or her.
我们随时预备互相帮助。假如任何人有困难，我们大家都会帮助他或她。
