opercula
plural of operculum
a form of molecular beam epitaxy that uses a gaseous source
simple past tense and past participle of bedunce
plural of downline
ダイバーがサンゴを乱したとき、礁にいる魚の鰓蓋（えらぶた）がパチッと閉じた。
Don't have an account? Sign up
Do you have an account? Login
DiQt
Free
★★★★★★★★★★
