lineal
adj. 直系的；嫡系的；直线的
副词：lineally
近义词：straightforward，direct，collateral，
英英释义
Adjective
- in a straight unbroken line of descent from parent to child;
"lineal ancestors" "lineal heirs" "a direct descendant of the king" "direct heredity"
- arranged in a line
例句
用作形容词(adj.)
- He is a lineal descendant of the company's founder.他是公司创始人的直系后裔。
- The lineal development of history should be carefully studied and analyzed.必须认真学习和分析历史的纵向发展。