Monosomy
单体性(染色体)
🗣️ 情景例句
I think I did the right thing
我觉得我做了一件对的事
A good example is the best sermon.
身教胜似言教。
Imagine a star up t twenty times larger, brighter, brighter and hotter than our own sun.
设想一下，一颗恒星比我们的太阳还要大，还要亮，还要热20倍，