Protopteridales
原生蕨目
🗣️ 情景例句
Remember, the number 1 train. The uptown platform.
记住，搭一路车，在北月台 。
Graduation is often the last moment of childhood.
毕业往往意味着儿童时期的结束。
One of Mary's prize possessions was a little white lamb which her husband had given her.
玛丽最珍贵的财产之一就是丈夫送给她的一只白色小羔羊。