アルカリ土類 金属 ではありません
arukarido ruikinzokudewārimasen
1. Not an alkaline earth metal.
Noun
#174437
1. Not an alkaline earth metal.
1. metal
1. hedge
1. alkalinity
1. alkali
1. continuous service
1. non-ferrous metal
1. precious metal
1. Do not begin.; Will not begin.