セシウムではありませんでした
seshiumudewārimasendeshita
1. It was not cesium.
★ Common
Noun
#1457631
1. It was not cesium.
1. pupil; disciple
1. deci-; 10^-1
1. wealthy; rich
1. becoming a pupil (of); becoming an apprentice
1. cesium (Cs); caesium
1. hedge
1. There; Behold
1. Was; Existed