飛沫 ひまつ かく感染 かんせんではありませんでした
himatsukakukansendewārimasendeshita

Noun
Desu Copula

The polite, past negative form of 飛沫核感染

1. Was not droplet nuclei infection.; Was not infected via droplet nuclei.

Past/Perfective
Negative
Polite
Formal Register
Medicine