听力原文

Flowing through Yunnan's southern valleys, the once angry rivers are now swollen, their waters slow and warm.
流经云南南部的山谷，怒江的水量正是充沛的时候，缓慢流动河水有些温暖。
These fertile lowland valleys are the home of the Dai. The "People of the Water" live along streams which originate in the surrounding hills.
这些富饶的低地河谷是傣族人的家园。水之民，山环水抱沿河而居。
Each family keeps a kitchen garden modelled on the multi-layered structure of the surrounding forests, which the Dai hold sacred.
每一个家庭都拥有一个菜园子，仿照森林环境中的多层结构，包含了傣族人对森林的满怀敬重。
The gardens are made more productive by inter-planting different crops.
套种不同的作物能够显著提高产量。
Tall, sun-loving species give shelter to plants which thrive in the shade. As companions, the plants grow better.
高大向阳的作物为阴地植物提供了遮阳伞。作为伙伴，大家都得以茁壮成长。

重点讲解

重点讲解：
1. be modelled on
按特定模型制造；仿特定样式做出；
eg. The house was modelled on a French chateau.
这房子是模仿一座法国大别墅建造的。
eg. That law was modelled on measures already passed in Georgia and Arizona.
该法案仿效了在乔治亚州和亚利桑那州得到通过的法案。
eg. We ought to have hats modelled on our heads.
我们理应照着头型缝制帽子。
2. give shelter to
庇护；
eg. The police indicated that according to the rules she cannot give shelter to these dogs.
民警表示，按照规定她不能收留这些狗。
eg. A statement from the U. S. Embassy in Bishkek says it will not give shelter to the president nor help him leave the country.
美国驻比什凯克大使馆发表声明称，他们不会为总统提供庇护，也不会帮助他离开吉尔吉斯斯坦。