单词：a large number of secondary roots
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With a strong poison spray aimed at a bunch of flying insects, it's easy to imagine several of them falling together at the same time. Because flies are small and dirty creatures, we do not much care if many die at once. However, when it comes to hum
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[00:02.02]Unit 22 Environmental Protection [00:06.60]Lesson 3 Unnatural Disasters [00:10.92]Hell and High Water [00:13.46]The last few years have been the worst period [00:16.21]on record for environmental disasters [00:19.22]and experts are predicti
北师大版高中英语模块8(选修)
Now, back to the mole. Not that mole. 现在，回到摩尔，不是鼹鼠。 This mole. Yep, this number has a second name.The mole. 这个摩尔，没错，这个常数有另一个名字,摩尔. Chemists use the term mole to refer to the quantities
TED演讲教育篇
中文 英文 缩写 恶化信号 degraded signal 恶意呼叫 malicious call 恶意呼叫定位信号/恶意呼叫识别信号 Malicious Call Identification signal MCI 恶意呼叫追踪 MALicious Ca
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Number 1001 and 1002 Give me a cup please. Which one? Is dirty one? No, not this dirty one. That clean one. Number 1003 and 1004 Give me a glass please. Which one? That full one? No, not that full one. This empty one. Number 1005 and 1006 Give me a b
英语学习乐园
BEIJING, Jan. 12 (Xinhua) -- China planned to improve county-level family planning services with more investment in infrastructure, said the National Population and Family Planning Commission here Saturday. Most family planning services at the county
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