🗣️ 情景例句
Grandpa helped me yesterday afternoon.
昨天下午祖父帮我的忙。
Have you bought any cake?
你买蛋糕吗？
who produced it with a flourish and pointed out a microscopic 'o' beside the time of the arrival of the train at his station;
站长拿着时刻表一挥手，指着那趟列车到站时刻旁边一个很小的圆圈标记。