Pentanucleotide
[医] 五核甙酸
🗣️ 情景例句
this weekend?
这个周末？
What is happening down there?
下面发生什么事情？
Even a telescope in orbit round the earth, like the very successful Hubble telescope, would not be suitable because of the dust particles iron solar system.
即使是一台放置在围绕地球的轨道上的望远镜——如非常成功的哈勃望远镜——也因为太阳系中的尘埃微粒而无法胜任。