英语听力:2013-11-29 地平线:什么害死了我们的蜜蜂—4
时间:2018-12-27 作者:英语课 分类:探索与发现2013年
英语课
The thing is bees are very sensitive to the weather. If the temperature falls below fourteen degrees or if it rains they just won't leave the hive. The nectar of the flowers is also temperature dependent 1. So if it's cold, there will be less nectar and therefore less food. And if the weather is bad when you virgin 2 queens go on maty flighty can mean poor fertilization and we can call on it which may eventually die hive. Add all these factors together, a bad summer can mean the bees will fail to survive a mild winter. Let learn a harsh 3 one.
The number of honey bee hives in England alone fell by about 15% between 1985 and 2005. Different studies indicated declining 4 total bee numbers of the past 50 to 80 years. So in terms of the weather clearly doesn't explain what's killing 5 our bees. There has to be other factors.
My colleagues are BBC breakfast thing common bitter of sest. But I want to give my sense of what could happen if we keep losing our bees. It's Monday morning, and the breakfast crew could not sense before dawn. This is our normal breakfast, but not today. Rachel has taken our breakfast. Today they're going to be offer the menu which only includes food that doesn't need bees to produce it. Right, I hope it so stucking. You may be want to drink what else there is. Do you wanna what else there is? Nothing. That's a lot. What we choose this morning is brown bread, white bread and black bread.
1 dependent
adj.依靠的,依赖的,依赖他人生活者
- He has a mother completely dependent on him.他有一个完全靠他赡养的母亲。
- The country is dependent on foreign aid.这个国家靠外援生存。
2 virgin
n.处女,未婚女子;adj.未经使用的;未经开发的
- Have you ever been to a virgin forest?你去过原始森林吗?
- There are vast expanses of virgin land in the remote regions.在边远地区有大片大片未开垦的土地。
3 harsh
adj.严厉(酷)的,刺耳的,刺目的,毛糙的
- The sunlight is very harsh.太阳光很刺眼。
- Although his words are harsh,there is positiveness in them.虽然他的话很苛刻,但有建设性。