Trophochromatin
营养染色质
🗣️ 情景例句
OK. Keep those knees up.
好 ，膝盖抬高。
You must get used to getting up early.
你必须习惯于早起。
Thanks for the party last Sunday. I enjoyed it very much.
感谢你上个星期天的聚会。我非常快乐。