蚕子
(silkworm seed 的复数)

广州初中4Alesson5

[00:00.00] Unit 5 Lesson 17 [00:05.20]New word and expression [00:10.06]BC [00:11.53]公元前 [00:13.01]klom [00:14.68]n.克罗 [00:16.35]least [00:17.88]adv.最少地 [00:19.41]time [00:21.09]n.时期,一段时间 [00:22.78]seed [00:24.45]n.种子

发表于:2018-12-10 / 阅读(594) / 评论(0)

广州初中4A

VOA慢速英语2009-Agriculture Report - The Seeds of Weed Control

This is the VOA Special English Agriculture Report. When is a plant considered a weed? Experts at Penn State University have a simple answer: When its undesirable qualities outweigh its good qualities. Consider this: Crops generally produce several

发表于:2018-12-15 / 阅读(60) / 评论(0)

VOA慢速英语2009年（五）月

英文书摘精选 1500年前,丝绸生产是中国的国家机密

Fifteen hundred years ago in China, silk production was a state secret. The silk trade was so valuable that anyone who tried to take silkworm eggs or mulberry seeds out of China was put to death. Then in 552 AD, two monks smuggled silkworm eggs to Co

发表于:2018-12-28 / 阅读(88) / 评论(0)

初学者听力文摘精选

英语听力文摘 English Digest 536、缓慢的生存！！

Survival Of The Sluggish Silkworms have been bred over thousands of years to behave quite unlike their caterpillar cousins in the wild. Thats because people purposely breed silkworms to fit this job description: WANTEDSuperlative silk producers. Bene

发表于:2018-12-31 / 阅读(48) / 评论(0)

英语听力文摘 English Digest

英语听力文摘 English Digest 535、蚕丝生产的秘密你知多少？

Secrets Of Silk Production Fifteen hundred years ago in China, silk production was a state secret. The silk trade was so valuable that anyone who tried to take silkworm eggs or mulberry seeds out of China was put to death. Then in 552 AD, two monks s

发表于:2018-12-31 / 阅读(43) / 评论(0)

英语听力文摘 English Digest

英语小达人 58 Planting Seeds

Planting Seeds 埋下种子 Three years ago, Kerstin wanted more than anything to plant a garden. When she asked if she could have a garden, she was told she couldn't because she lives in the city. In the city, there was nowhere for a garden to grow.

发表于:2018-12-31 / 阅读(69) / 评论(0)

英语小达人

英语博客(A cup of English):003 Seeds for next year.

Advanced. One of my favorite hobbies is gardening. I suppose I must have inherited the gardening gene, because, apparently, on my father's side, my grandmother had tremendously green fingers. That is what we say in England for someone who is adept an

发表于:2019-01-01 / 阅读(38) / 评论(0)

英语博客 A cup of English

Pressing Oil from Seeds

By Gary Garriott Broadcast: November 25, 2003 This is Steve Ember with the VOA Special English Agriculture Report. From the beginning of human history, people have used oils from seeds and nuts. Most

发表于:2019-01-02 / 阅读(89) / 评论(0)

VOA2003（下）-农业与经济

AMERICAN MOSAIC - New "Star Wars" Movie / Food Songs / Seeds

AMERICAN MOSAIC -June 21, 2002: New 'Star Wars' Movie / Food Songs / Seeds of Peace HOST: Welcome to AMERICAN MOSAIC — VOA’s radio magazine in Special English. (THEME) This is Steve Ember. On our

发表于:2019-01-07 / 阅读(77) / 评论(0)

American Mosaic

VOA标准英语2014--Bringing Seeds of Life to CAR 将生命的种子带到中非

Bringing Seeds of Life to CAR 将生命的种子带到中非

发表于:2019-01-14 / 阅读(82) / 评论(0)

VOA标准英语2014年(二月)

美国国家公共电台 NPR The Big Stories Behind Small Seeds: This Man Wants To Save Them All

SCOTT SIMON, HOST: All this farm-to-table stuff in restaurants these days has renewed interest in heirloom fruits and vegetables. But long before the most recent enthusiasm, there's been a Tennessee gardener who's been on a mission to preserve rare h

发表于:2019-01-16 / 阅读(68) / 评论(0)

2017年NPR美国国家公共电台11月

英语听力文摘 English Digest 23、1500年以前,丝绸的生产是中国的国家机密

1500年以前，丝绸的生产是中国的国家机密 Fifteen hundred years ago in China, silk production was a state secret. The silk trade was so valuable that anyone who tried to take silkworm eggs or mulberry seeds out of China was put to death

发表于:2019-01-26 / 阅读(73) / 评论(0)

英语听力文摘 English Digest

AGRICULTURE REPORT - How to Strike Oil (From Seeds, That Is)

AGRICULTURE REPORT - How to Strike Oil (From Seeds, That Is) By Gary Garriott Broadcast: Tuesday, July 19, 2005 I'm Jim Tedder with the VOA Special English Agriculture Report. Where cottonseed oil beg

发表于:2019-01-30 / 阅读(85) / 评论(0)

农业与发展

Drought Tolerant Seeds to Tackle African Food Crisis

Scientists have now started to breed drought resistant crops which they hope will combat East Africa's worst drought in 60 years. More than 13 million people across Africa are facing severe food shortages. But as CRI's Su Yi reports, a new strain of

发表于:2019-02-14 / 阅读(82) / 评论(0)

世界各地新闻集锦

英语听力文摘 English Digest 421、植皮有新招

Silkworm s and Skin Graft s Don: One of the neater things thats going on in biology is the genetic modification of species. By changing the instructions in their genes, we can make certain plants and animals produce things that are useful to humans.

发表于:2019-02-16 / 阅读(52) / 评论(0)

英语听力文摘 English Digest

加州英语分级GK Seeds Make Trees 03

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发表于:2019-03-02 / 阅读(92) / 评论(0)

加州英语分级GK

加州英语分级GK Seeds Make Trees 02

图片1 图片2

发表于:2019-03-02 / 阅读(93) / 评论(0)

加州英语分级GK

加州英语分级GK Seeds Make Trees 01

图片1 图片2 图片3

发表于:2019-03-02 / 阅读(102) / 评论(0)

加州英语分级GK

环球英语 — 248：Seeds of Peace

Voice 1 Thank you for joining us for todays Spotlight. Im Joshua Leo. Voice 2 And Im Liz Waid. Spotlight uses a special English method of broadcasting. It is easier for people to understand, no matter where in the world they live. Voice 3 Seeds of Pe

发表于:2019-03-04 / 阅读(101) / 评论(0)

环球英语 Spotlight

环球英语 — 249：Seeds of Peace Experiences

发表于:2019-03-04 / 阅读(133) / 评论(0)

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antenna-switching relay