Nicosode
烟酸
🗣️ 情景例句
(a foreigner) Is that a special day?
（一个外国人）是一个特殊的日子吗？
Would you please hold the door open for me?
可以请你为我把门拉着吗？
A child ran into the street and knocked her off her bicycle.
一个孩子冲上马路，把她从车上撞了下来。