What's in your coat?
你外套里是什么？
know what's inside your down jacket
知道你的羽绒服里面是什么
duck down or goose down
鸭绒毛或鹅绒毛
soft, fluffy undercoat of a bird
鸟的柔软、蓬松的底毛
just as a sponge traps water
就像海绵把水困住一样
down traps hot air inside
羽毛将热空气困在里面
in the water
在水里
have to face cold weather
不得不面对寒冷的天气
grow a thin layer of down
长出一层薄薄的羽毛
under their feathers
在羽毛下
keep out the cold
御寒
much better at keeping us warm
更能让我们暖和起来
than other man-made materials
比其他人造材料
use it to make jackets for winter
用它来做冬天的夹克
raise many chickens
养了很多鸡
don't have much down
没有太多绒毛
Chicken feathers are rough and heavy.
鸡毛又粗又重。
trying to find ways
尝试找到方法
turn chickens' feathers into a better material
将鸡毛变成更好材料的方法
Maybe in the future there will be “chicken down jackets".
也许将来会有“鸡绒服“。
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