词汇	Senile citizens
释义	Senile citizens 中老年人
随便看	double-certificate double certificate congenial double-certificate curriculum double-certificated teacher double certificated teachers double certificate education double-certificateoriented double-certificate-oriented faculty double certificates Double Certificates System double-certificates system Double Certificate system double-certificate system double-certificate teachers double certification intermediation Double Certifications education double-certification system double cervix double CFAR segmentation doublecframe press double c frame press double chain Double-chain double chain complex double chain condition