Birds incubate eggs.鸟孵卵。The virus can incubate for up to ten days after the initial infection.病毒在初次感染以后可以潜伏长达 10 天。The birds returned to their nests and continued to incubate the eggs.鸟儿回到巢里继续孵卵。The time needed for the e...
以太,能媒一种在以前被假定为电磁波的传播媒质并具有''.'绝对'.''连续性 、 ''.'高度'. ''弹性的极其稀薄的媒体.An all - pervading , infinitely elastic, massless medium formerly postulated as the medium of pro...