He said the first sounds he could remember as a child were those of the Army: the sounds of horns, drums and soldiers marching.

VOA: special.2009.05.24

Peter was the first child of his father's second wife and thus a potential threat to the ambition of the relatives of the first wife.

彼得是他父亲与其第二任妻子的长子,因此对第一任妻子的亲戚们而言,彼得是他们的一个潜在威胁

耶鲁公开课 - 欧洲文明课程节选

Jane Spock helped her husband produce the first version of "Baby and Child Care."

VOA: special.2009.03.15

Anne Morrow Lindbergh never fully recovered from the death of her first child.

VOA: special.2009.06.28

Virginia Dare became the first English child born in America.

VOA: special.2009.08.17

They had a child, the first of three.

VOA: special.2009.10.18

Malaria,diarrhea,and typhoid- water-related diseases that are not fatal in First World countries- cause half of the child deaths in Yemen.

VOA: standard.2010.04.01