Ectocyanosen
胞外共生蓝藻
🗣️ 情景例句
I expect you to be punctual.
我希望你守时。
I usually read a book to kill time.
我通常用看书来消磨时间。
Mary and lizzy are organizing a large medical conference.
玛丽和莉齐正在组织一个大型的医学会议。