一粒棉花种子在月球上发芽-凯发k8官网

一粒棉花种子在月球上发芽
文章来源:未知 文章作者:enread 发布时间:2019-01-15 08:39 字体: [ ] 
(单词翻译:双击或拖选)
one of the cotton seeds carried to the moon by china's chang'e-4 probe is the first ever to 1 on the moon.
 
由嫦娥四号带上月球的棉花种子,其中一粒率先在月球上发芽。
 
 
after making the first-ever soft landing on the far side of the moon, china's chang'e-4 mission pioneered the first mini 2 experiment on the moon.
 
professor xie gengxin, of chongqing university and chief designer of the experiment, said a canister installed on the lander of the chang'e-4 probe contained the seeds of cotton, rapeseed, potato, and arabidopsis, as well as eggs of the fruit fly and some 3, to form a simple mini biosphere.
 
images sent by the probe showed that a cotton sprout had started to grow, though no other plants were found growing.
 
the 4 canister, made from special 5 6 materials, is 198 mm tall, with a diameter of 173 mm and a weight of 2.6 kg. it also holds water, soil, air, two small cameras, and a heat control system, said xie.
 
more than 170 pictures have been taken by the cameras and sent back to earth, according to the team.


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1 itizy     
n.芽,萌芽;vt.使发芽,摘去芽;vi.长芽,抽条
参考例句:
  • when do deer first sprout horns?鹿在多大的时候开始长出角?
  • it takes about a week for the seeds to sprout.这些种子大约要一周后才会发芽。
2 5ryyu     
n.生命层,生物圈
参考例句:
  • the entire biosphere was becoming more transparent.整个生物圈越来越透明。
  • the impact of modern technology on the biosphere is evident worldwide.现代技术对生物圈的影响在全世界是明显的。
3 7vizu     
n.酵母;酵母片;泡沫;v.发酵;起泡沫
参考例句:
  • yeast can be used in making beer and bread.酵母可用于酿啤酒和发面包。
  • the yeast began to work.酵母开始发酵。
4 rngza     
n.圆筒,柱(面),汽缸
参考例句:
  • what's the volume of this cylinder?这个圆筒的体积有多少?
  • the cylinder is getting too much gas and not enough air.汽缸里汽油太多而空气不足。
5 9xhzp     
n.(aluminium)铝
参考例句:
  • the aluminum sheets cannot be too much thicker than 0.04 inches.铝板厚度不能超过0.04英寸。
  • during the launch phase,it would ride in a protective aluminum shell.在发射阶段,它盛在一只保护的铝壳里。
6 flryq     
n.合金,(金属的)成色
参考例句:
  • the company produces titanium alloy.该公司生产钛合金。
  • bronze is an alloy of copper and tin.青铜是铜和锡的合金。
tag标签: moon probe
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