It was as if the scientists had discovered not only butterflies but also cocoons and caterpillars .
也就是说科学家们不仅仅找到了蝴蝶,同时找到的还有茧和幼虫。
First cocoons are made into silk .
首先把蚕茧变成了丝。
As such stars age , theyshed their outer layers , forming cocoons of gas and dust around densecores .
由于这个恒星的年龄,他们脱落了他们的外层,形成了由气体和尘埃组成的茧状物在致密的核心周围。
" Are you selling your cocoons , or will you spin the silk yourself at home ? "
“通宝,你是卖茧子呢,还是自家做丝?”
I can do so because there is sort of force that spurs me , the same as the one that spurs the silkworm to produce their cocoons .
我自所以如此,或许是因为有某种力量在鞭策着我正如蚕被鞭策着去结它的茧子一般。
Nevertheless , the increase in the price of silkworm cocoons and the reduction in importance of silk in the garments of the bourgeoisie in the 19th century caused the decline of the silk industry in europe .
然而,桑蚕茧价格的上升和19世纪资产阶级服装方面丝绸重要性的下降导致了欧洲丝绸行业的衰落。
Last year something had happened that made him almost sick with fury : only the cocoons spun by the foreign strain silkworms could be sold at a decent price .
然而更使老通宝去年几乎气成病的,是茧子也是洋种的卖得好价钱;
Liu 's team calculates that given a relatively normal diet with a three-to-one ratio of plant to animal protein , each astronaut would need to consume 170 silkworm pupae and cocoons a day to fulfill their animal protein needs .