Chroococcales
蓝球藻目
🗣️ 情景例句
your doing this for Michelle and her friends.
你为 Michelle和她的朋友所做的这些。
Do you have any hobbies?
你有什么爱好吗？
They were expecting their sixth child and were faced with even more pressing economic problems.
第6个孩子即将问世，他们面临着更为严峻的经济问题。