单词：chemoattractant
单词：chemoattractant 相关文章
The Ant and the Grasshopper In a field one summer's day a Grasshopper was hopping about, chirping and singing to its heart's content. An Ant passed by, bearing along with great toil an ear of corn he
创世记
DAVID GREENE, HOST: Today in Your Health, we're taking a close look at chemotherapy. It's been a mainstay of cancer treatment for decades, but that method is slowly being edged aside in medical research as new treatments, like immunotherapy, grab the
2017年NPR美国国家公共电台3月
An ant once leaned too far over the edge of a fountain and fell in-to the water．A dove was watching from a tree nearby．She saw that the ant could not swim so she plucked off a leaf and threw it down to him．He managed to scramble onto it and in
趣味英语
One cold，frosty day in the middle of winter a colony of ants was busy drying out some grains of corn which had grown damp during the wet autumn weather．A grasshopper，half dead with cold and hunger，came up to one of the ants．Please give me a
趣味英语
By Benjamin Sand Islamabad 16 March 2007 Tension is mounting throughout much of Pakistan as protests continue over the controversial suspension of the country's top judge. From Islamabad, VOA correspondent Benjamin Sand reports the chief justice vows
2007年VOA标准英语（三月）
An ant and a fly were contending heatedly who was of greater importance．The fly was the first to begin：Can you possibly compare with my endowments？When a sacrifice is made，I am the first to taste the entrails that belong to the Gods．I pass
趣味英语