Yac
abbr. yeast artificial chromosome 酵母人工染色体
🗣️ 情景例句
I'm sure you are right.
当然你是对的。
Is there anything I can do for you?
有什么我能为您做吗？
Alternatively, if the star were small, the life-supporting planet would have to have a close orbit round it and also provide the perfect conditions for life forms to develop.
反之，如果恒星很小，维持生命的行星就要在离恒星很近的轨道上运行，而且要有极好的条件才能使生命得以发展，