Gerokomy
老年摄生法, 老年保健
🗣️ 情景例句
Thanks, Dad.
谢谢， 爸爸。
Who is this?I don't recognize your voice.
你是谁？我听不出你的声音。
There was a big civil rights march through the centre of Birmingham yesterday.
昨天大规模的民权示威游行经过伯明翰市中心。