グレーゾーンの
gurēzōnno
1. Gray area; Grey zone
★ Common
Noun
#135919
1. Gray area; Grey zone
1. grey; gray
1. zone
1. grade
1. grapefruit
1. gray zone; grey zone
1. area between the regular outfield wall and a lower home-run fence set up at a shorter distance from home plate — explanation
1. Of zone; Zonal
1. Gray; Grey
1. Grade of; Quality of