单词：polar line and plane
polar line and plane的用法和样例：
例句
- Pollen grain trilobate in polar view.花粉粒三裂在极面观。
- The angles refer to the polar view angle, i.e. the angle measured from the vertical.角涉及到极面观的角，例如垂直物上测量的角。
单词：polar line and plane 相关文章
799 、 重量 weight 800 、 重锉法 heavyfiling 801 、 限制开关；极限掣 limitswitch 802 、 限流器 currentrestrictor 803 、 降服点；屈服点 yieldpoint 804 、 降压器 stepdown
英文名句短语
1. 交通规则 traffic regulation 2. 路标 guide post 3. 里程碑 milestone 4. 停车标志 mark car stop 5. 红绿灯 traffic light 6. 自动红绿灯 automatic traffic signal light 7. 红灯 red light 8. 绿灯 green light 9. 黄灯 amber light
英文语法词汇
A new study has found that the Arctic's iconic polar bears are finding it harder to hunt for food due to melting sea ice caused by climate change, putting the species at a growing risk of extinction. Researchers from the United States Geological Surv
2018CRI中国国际广播电台
When the Arctic Ocean freezes over in the autumn, polar bears set off in search of their favorite meals: fatty ringed seals and bearded seals. By the summer, the sea ice begins to melt and break apart. Deprived of access to the tasty seals, polar bea
2016年Scientific American(十)月
图片1 pole n．棒，杆，极，磁极，电极 vt．用竿支撑，用棒推 vi．撑篱 例句：Colin hit a telephone pole while backing out. 科林倒车的时候撞到了电线杆。 arctic adj. 北极的，北极区的 n．北极，北极 例句
漫画搞定六级词汇（文本+音频）
Seventy-nine degrees north latitude is near the top, at the cold edge of the world. In the winter, when temperatures plunge below freezing, there is complete darkness at noon. During summer, the sun shines at midnight, there is no place to hide. Dang
国家地理2007年
She worries a lot. She worries about polar bears. They are big, white bears. They live in the north. They need snow. They need ice. They need cold weather. There is too much pollution. Pollution heats up the Earth. Heat melts the ice. The ice is the
儿童英语小故事
I can't believe I made it into San Francisco, at long last! This morning, I went to the airport to catch my 10 a.m. flight. I got there early to go through security. The folks at the TSA can really slow things down sometimes. Since I had an electroni
地道美语播客
BBC Learning English Weekender Polar Explorer Amber: Hello, I'm Amber, and youre listening to bbclearningenglish.com. In Weekender today, we listen to an interview with explorer, Rosie Stancer. In March, Rosie sets off on her latest expedition walki
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By Nico Colombant Bamako, Mali 04 April 2006 Against a backdrop of financial difficulties and suspect security in Africa's aviation industry, one of the world's poorest countries, Mali, has a new airl
2006年VOA标准英语（四月）
But when I say a fight, I mean a literal fight Someone had me in a headlock. 反正我这里说的打架是动真格的有人把我脑袋夹住 2 people around my legs and my aid bursts into the council chambers and says Cory. 两个人抱着我的腿这
公众人物毕业演讲
And so I do what I have to do and because of honor and righteousness. 于是我做了我必须做的事为了荣耀和正义 I cut everybody in line And now, there is carry-on baggage being thrown at the back of my head. 我插队到每个人的前面这
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STOCKHOLM, May 8 (Xinhua) -- The 2012 Swedish Polar Music Prize was awarded to the American singer-songwriter Paul Simon and the Chinese American cellist Yo-Yo Ma, the prize committee said in a statement on Tuesday. For five decades, Paul Simon has b
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Voice 1 Thank you for joining us for todays Spotlight. Im Rebekah Schipper. Voice 2 And Im Joshua Leo. Spotlight uses a special English method of broadcasting. It is easier for people to understand, no matter where in the world they live. Voice 1 Sib
环球英语 Spotlight
The dogsled skimmed silently over the frozentundra. The seal hunter ran alongside it. Sometimeshe cracked his whip against the ice. The snowdrifts looked like giant white sculptures asthe sun slipped behind the frozen hills. Then a fullorange moon ro
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The dogs were barking wildly at two smallcreatures playing in the moonlight. Polar bear babies! cried Annie. One roly-poly cub leaped onto the other. Then theyboth rolled through the snow. Hi, little bears! Annie called. The cubs jumped up and shook
汪培珽儿童英文分级书单《神奇树屋》
The cubs whimpered louder. They want to go to her, but they're afraid of theice, whispered Jack. Annie petted the cubs. Don't be afraid, she told them. You'll get back toyour mother.The big polar bear growled. She paced back andforth, sniffing the ai
汪培珽儿童英文分级书单《神奇树屋》
Jack, you can get up now, said Annie. Jack opened his eyes. Annie was standing over him. She still had her mask on. We're on safe ground, she said. Jack felt as if he'd been dreaming. He lookedaround. They had reached the tundra at the edge ofthe fro
汪培珽儿童英文分级书单《神奇树屋》
BEIJING, June 21 (Xinhua) -- China will launch a new icebreaker for use during an upcoming 2013 polar expedition, a senior oceanic official said on Tuesday. Both the new icebreaker and Xuelong (Snow Dragon), an icebreaker that operated in Antarctica,
英语新闻
Voice 1 Hello, Im Marina Santee. Voice 2 And Im Ruby Jones. Welcome to Spotlight. This programme uses a special English method of broadcasting. It is easier for people to understand, no matter where in the world they live. Voice 1 A tall man stands s
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