母带

母带	mǔ dài	master tape
母	mǔ	mother / elderly female relative / origin / source / (of animals) female
带	dài	band / belt / girdle / ribbon / tire / area / zone / region / CL:条 / to wear / to carry / to take along / to bear (i.e. to have) / to lead / to bring / to look after / to raise