单词：terpinolenes
单词：terpinolenes 相关文章
在今天我们要讲的两个习惯用语里，一个关键的字就是：pin。Pin这个字单独用的时候可以解释为：别针。但是，pin这个字也有不少和其他字合在一起用的时
美国习惯用语
Rochelle Gollust Broadcast: August 22, 2004 ((THEME)) VOICE ONE: This is Faith Lapidus. VOICE TWO: And this is Steve Ember with People in America in VOA Special English. Today we bring you the second part of our program about American songwriter Cole
名人轶事
Broadcast: August 15, 2004 ((THEME)) VOICE ONE: This is Faith Lapidus. VOICE TWO: And this is Steve Ember with People in America in VOA Special English. Today we tell about the life and music of American songwriter Cole Porter. ((MUSIC)) VOICE ONE: T
名人轶事
The penguins stay when all other creatures have fled because each guards a treasurea single egg rested on the top of its feet and kept warm beneath the downy bulge of its stomach. There is no food and no water for them. And they will not see the sun
探索与发现2012年
By Dan Robinson Washington 28 July 2006 A bipartisan congressional panel reports that, while reforms of the U.S. intelligence community approved in 2004 have helped protect against new terrorist attacks, some serious weaknesses remain. Release of th
2006年VOA标准英语（七月）
But they are hungry and eager to reach their mother whos delayed feeding them on this special day. Now she lures them with the promise of milk, the only food the cubs have known since they were born, deaf and blind beneath the snow some two months ag
探索与发现2012年
Day 10. And the mother has let her cubs a mile from the den. Its time to put them to the test. Theyve grown enormously in confidence, but they dont have their mothers sense of urgency. At last it seems that they are ready for their journey. And they
探索与发现2012年
Midsummer on the tundra and the sun does not set. At these altitudes, the suns rays are glancing and not enough of their energy reaches the ground to enable trees to grow. Youll need to travel five hundred miles south from here before that is possibl
探索与发现2012年
As we travel south, so the suns influence grows stronger. And at 50 degrees of latitude, a radical transformation begins. Summers here are long enough for broadleaf trees to replace conifers. Broadleaves are easier to eat and digest, so now animals c
探索与发现2012年
The advance of the seasons brings constant change. As the suns influence diminishes in the north, so the deciduous forests of America begin to shut down, losing their leaves in preparation for the dark, cold months ahead. One season hands over to ano
探索与发现2012年
Deer are frequent casulties of the harsh winter. And these leopards are not above scavenging from a corpse. African leopards could never survive here. But the Russian cats have thick fur to shied them from the cold. There are only 40 Amur leopards le
探索与发现2012年
Their secret is teamwork. Impala are their favourite prey. They start to hunt and the pack splits up. An aerial viewpoint gives a new insight into their strategy. As the dogs approach their prey, they peel off to take up separate positions around the
探索与发现2012年
The dogs know their prey must come out or drown. Now its a waiting game. The rest of the pack are calling. Theyve made a kill in the forest and this is an invitation to join in the meal. The impala is in luck. A pack this size kills once a day and ev
探索与发现2012年
All across southern Africa, all animals are journeying for the same reason. Buffalo join the great track. Nowhere else on Earth are so many animals on the move for the same urgent purpose. They are all heading for the swamps of the Okavango, a vast i
探索与发现2012年