【英语时差8,16】为何负鼠倒挂于树2

 Like kangaroos, ‘possums are marsupials, and the females carry and nurse their young in pouches² on their abdomens³. The opossum, Didelphis virginiana, is the only marsupial¹ native to North America. Playing ‘Possum These solitary⁴, nomadic⁵ omnivores are also known for their unusual defense⁶ mechanism⁷. When threatened, they often enter a comatose⁸ like state, becoming rigid⁹ and unresponsive. They appear to be dead and even release a malodorous substance from their anal glands¹⁰ that makes them smell dead. This behavior is often called “playing ‘possum,” but the response is an involuntary physiological¹¹ reaction rather than a conscious act or trick. ‘Possums may remain in this state from a few minutes to 4 hours. Often looked upon with disdain¹² or disgust, this misunderstood marsupial is actually one of North America’s most unique and harmless mammals.

1 marsupial   

adj.有袋的，袋状的

参考例句：

• Koala is an arboreal Australian marsupial.考拉是一种澳大利亚树栖有袋动物。
• The marsupial has been in decline for decades due to urban sprawl from car accidentsdog attacks.这种有袋动物其数量在过去几十年间逐渐减少,主要原因是城市的扩张、车祸和狗的袭击。

2 pouches   

n.（放在衣袋里或连在腰带上的）小袋( pouch的名词复数 )；（袋鼠等的）育儿袋；邮袋；（某些动物贮存食物的）颊袋

参考例句：

• Pouches are a peculiarity of marsupials. 腹袋是有袋动物的特色。 来自《简明英汉词典》
• Under my eyes the pouches were heavy. 我眼睛下的眼袋很深。 来自《简明英汉词典》

3 abdomens   

n.腹（部）( abdomen的名词复数 )

参考例句：

• The women especially disliked their stomachs or abdomens, hips, thighs and legs. 这些妇女特别不喜欢自己的胃部，腹部，臀部，大腿，腿部。 来自互联网
• They danced not with their legs or arms, but with their entire bodies, undulating their abdomens. 他们跳舞不是用腿和臂，而是用整个身子，腹部一起一伏地扭动着。 来自互联网

4 solitary   

adj.孤独的，独立的，荒凉的；n.隐士

参考例句：

• I am rather fond of a solitary stroll in the country.我颇喜欢在乡间独自徜徉。
• The castle rises in solitary splendour on the fringe of the desert.这座城堡巍然耸立在沙漠的边际，显得十分壮美。

5 nomadic   

adj.流浪的；游牧的

参考例句：

• This tribe still live a nomadic life.这个民族仍然过着游牧生活。
• The plowing culture and the nomadic culture are two traditional principal cultures in China.农耕文化与游牧文化是我国传统的两大主体文化。

6 defense   

n.防御，保卫；[pl.]防务工事；辩护，答辩

参考例句：

• The accused has the right to defense.被告人有权获得辩护。
• The war has impacted the area with military and defense workers.战争使那个地区挤满了军队和防御工程人员。

7 mechanism   

n.机械装置；机构，结构

参考例句：

• The bones and muscles are parts of the mechanism of the body.骨骼和肌肉是人体的组成部件。
• The mechanism of the machine is very complicated.这台机器的结构是非常复杂的。

8 comatose   

adj.昏睡的，昏迷不醒的

参考例句：

• Those in extreme fear can be put into a comatose type state.那些极端恐惧的人可能会被安放进一种昏迷状态。
• The doctors revived the comatose man.这个医生使这个昏睡的苏醒了。

9 rigid   

adj.严格的，死板的；刚硬的，僵硬的

参考例句：

• She became as rigid as adamant.她变得如顽石般的固执。
• The examination was so rigid that nearly all aspirants were ruled out.考试很严，几乎所有的考生都被淘汰了。

10 glands   

n.腺( gland的名词复数 )

参考例句：

• a snake's poison glands 蛇的毒腺
• the sebaceous glands in the skin 皮脂腺

11 physiological   

adj.生理学的，生理学上的

参考例句：

• He bought a physiological book.他买了一本生理学方面的书。
• Every individual has a physiological requirement for each nutrient.每个人对每种营养成分都有一种生理上的需要。

12 disdain   

n.鄙视，轻视；v.轻视，鄙视，不屑

参考例句：

• Some people disdain labour.有些人轻视劳动。
• A great man should disdain flatterers.伟大的人物应鄙视献媚者。