Vpd
[医][=variation per day]日变量
🗣️ 情景例句
Marketing promotion.
市场推广。
What? Already? Won't you have more coffee?
怎么，已经要走了？要不要再喝点咖啡？
It's very smart.Short skirts are in fashion now.
它很时髦。短裙现在很流行。