- The 11th President of the United States (1845-1849), whose term was marked by the establishment of the 49th parallel as the country's northern border (1846).波尔克，詹姆斯·诺克斯：(1795-1849) 美国第十一任总统(1845-1849年），在其任内美国的北部边界确立为北纬49度
- straightforwards
- straight-from-the-shoulder
- straighting
- straightjacket
- straightjacket
- straight-laced
- straight-line
- straight man
- straight off
- straight-out
- straight poker
- straight razor
- straights
- straight shooter
- straight ticket
- straightway
- straight–ahead
- straight–arm
- straight–back
- straight–backed
- straight–from–the–shoulder
- straight–laced
- straight–line
- straight–out
- strain