fairy bluebird
A small passerine bird (genus Irena, the only genus in the family Irenidae) of southern Asia.
(of a black hole) A region of around a black hole where photons travel in orbits around the singularity, just beyond the event horizon.
An existential diagram consisting of a Euler diagram or a Venn diagram annotated with logical operators.
Relating to bionucleonics.
アカウントを持っていませんか? 新規登録
アカウントを持っていますか? ログイン
DiQt(ディクト)
無料
★★★★★★★★★★