骨性胸廓

VOA双语新闻 - 同时做多样运动有助于控制糖尿病

A new study indicates that combining aerobics and weight lifting can help people with Type 2 diabetes keep their blood sugar levels under control. Most people probably think of diabetes control in terms of diet or insulin, but Dr. Tim Church says exe

发表于:2018-12-02 / 阅读(168) / 评论(0)

VOA双语新闻 2010年12月

【英语时差8,16】心脏为什么不会疲倦？

Your heart muscle does something truly incredibleit expands and contracts, non-stop, every moment of every day of your entire life. By comparison, if you tried to squeeze and release the muscles in your hand, they would grow fatigued and need to rest

发表于:2018-12-03 / 阅读(147) / 评论(0)

英语时差8，16

英语听力文摘 English Digest 504、蚂蚁的阴谋

AntIntrigue 蚂蚁的阴谋 Don: Hey,antslives are full of intrigue. Take slave-making ants. They invade other ants nests, kill some of the adults, and then steal the larvae and take them back to their own nests. The larvae learn who they belong to b

发表于:2019-01-26 / 阅读(133) / 评论(0)

英语听力文摘 English Digest

研究:酗酒会导致肌肉无力

WASHINGTON, April 21 (Xinhua) -- U.S. researchers said Monday that muscle weakness from long-term alcoholism may be due to an inability of mitochondria, the powerhouses of cells, to self- repair. In research conducted with rats, the researchers found

发表于:2019-02-05 / 阅读(210) / 评论(0)

英语新闻

英语听力文摘 English Digest 374、神奇的蟹

Amazing Crab s D: What's the difference between a hard- shell ed blue crab and a soft- shell ed blue crab ? Y: Is this a trick question? D: I'll give you a hent. It has to do with the crab s skeletal system. Y: Skeletal system? You got me there, I kn

发表于:2019-02-16 / 阅读(194) / 评论(0)

英语听力文摘 English Digest

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学英语单词

antiproliferative activity

arseno radical

as you know

atomic theories

atrial chamber (or extrabranchial chamber)

body size distribution