Retooling
[经] 给机械装备新工具, 革新机械以生产新产品
🗣️ 情景例句
How many people are there in your family?
您家有几口人？
Do you usually play piano during the holidays?
你通常在假日期间弹钢琴吗？
for in the evening she would be going to a fancy-dress part with her husband.
因为晚上她要同丈夫一起参加一个化装舞会。