丝类是一种纤维蛋白,由蜘蛛或者桑蚕和某些昆虫的腺体所产生。
Chang'e 4 is also carrying flower seeds, potatoes and silkworm eggs to see whether life is possible on the moon.嫦娥四号还携带了花籽、土豆和蚕卵,以观察在月球上是否可能存在生命。
I may be so because there is some kind of power that spurs me'u2014just as the silkworm is spurred to make its cocoons.我之所以如此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。