【Native Speaker每日综合训练—46系列】【46-04】科技

BunnyⅡ

1:38 One person work out the method of turning waste to fuel to make the children in his hometown have the opportunity to go to school.
2:48 This invention help large number of families to make more money and live a better live. Many people join in this career and spread it to other countries.
2:20 Milky way to find the magnetic field.
1:51 The milky way may help people find the clue about the origin of universe magnetic.
3:08 A kind of chemical thing can go in to people's body through the environment. The effect isn't known. Governments make laws to prevent adding this thing into food.
9:46 A river is grabbed by other investors and the local people are suffered from lack of water. There are examples that environment is destroyed by this action. People should be careful.