chemical clock
(chemistry) Any mixture of compounds whose relative concentrations oscillate, and in which such change is marked by a visible rhythmic change in colour.
present participle of yoke
(mineralogy) A hydrated arsenate of nickel and cobalt found in the Atacama desert
Third-person singular simple present indicative form of e-troduce
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
★★★★★★★★★★
