Shirabe
一斉 に

一斉いっせい

Common Adverb Noun
Español jmdict
1
adverb (fukushi)noun (common) (futsuumeishi) simultáneo;todo a la vez
English jmdict
1
adverb (fukushi)noun (common) (futsuumeishi) simultaneous;all at once

一斉にいっせいに

Common Adverb
Español jmdict
1
adverb (fukushi) simultáneamente;de repente
English jmdict
1
adverb (fukushi) simultaneously;all at once;in unison
人々が一斉に走り出した。
People started to run all at once.