词汇	Schach
释义	Schach 沙赫
随便看	dirac's delta function Dirac sea dirac spin matrix Dirac spinor dirac's representation Dirac's sea dirac's theorem Dirac string Dirac strings Dirac theory dirac theory of electron dirac theory of positrons Dirac trembling motion Dirac was unwilling to discard his equations Dirac wave function Dirac δ function Dirac δ-function Diracδfunction diradical diradical initiation diradicaloid diradical reaction diradicals Diradurian diradylglycerol