Japanese mustard

例句：

1. 1. This Japanese mustard is a popular condiment in Japan.
   这种日本芥末是日本非常受欢迎的调味品。
2. 2. The chef used Japanese mustard to add flavor to the dish.
   厨师用日本芥末来给这道菜增加风味。
3. 3. I like to use Japanese mustard as a dipping sauce for sushi.
   我喜欢用日本芥末作为寿司的蘸酱。