Protosiphon
原生管属
🗣️ 情景例句
Spring has sprung and all the flowers are blooming.
春天来了。花儿都开了。
John has extracurricular activities. He's on the football team.
约翰有课外活动。 他参加了足球队。
Are you sure you can come by at nine?
你肯定你九点能来吗？