适合年龄
8岁左右
绘本简介
Have you ever looked at a bridge and wondered how it was built? Building a Bridge tells about various types of bridges and explains how modern bridges are built over water. Fascinating photographs support the text.
你曾经看过一座桥，想知道它是如何建造的吗?建造桥梁讲述了各种类型的桥梁，并解释了现代桥梁是如何在水上建造的。迷人的照片支持文字。
绘本内容节选
Bridges go over rivers and lakes.
They go over bays and swamps.
They go over highways and railroads.
Some even float
Bridges are long and short.
They can be high above the water.
They can be near the water.
They can carry cars, trucks, trains, and buses.
Some carry people.
Some carry water or oil
The first bridges were made out of wood, rope, or stone.
Today, most bridges are made of steel and concrete
中文翻译：
桥横跨河流和湖泊。
他们越过海湾和沼泽。
他们穿越公路和铁路。
有些甚至漂浮
桥梁又长又短。
它们可以高出水面。
它们可以靠近水面。
他们可以运载汽车、卡车、火车和公共汽车。
有些人带人。
有些携带水或油
第一座桥是用木头、绳子或石头建造的。
今天，大多数桥梁是由钢和混凝土制成的
