Euchromatization
常染色质形成
🗣️ 情景例句
I was in the smoking section.
我原本坐在吸烟车厢的。
Next week I must start my term paper for Poli Sci.
到下周，我必须着手写政治学的期末论文了。
Is there something wrong.
出了什么事吗。