Laterogenesis
侧分泌说
🗣️ 情景例句
Spring is the season for romance.
春天是浪漫的季节。
Air China has a flight leaving at 9:25.
中国航空公司有一班飞机，9点28分起飞。
Lucy, would you like another cake?
露茜，你想再要一块蛋糕吗？