n.

a line that marks the side boundary of a playing field

同義詞：out of bounds

an auxiliary line of merchandise

an auxiliary activity

同義詞：avocationby-linehobbypursuitspare-time activity

Sidelined
SIDELINED
Sidelined
Sidelined Investors, Trading-Generated News, and Security Returns
People with disabilities : sidelined or mainstreamed?
Sidelined on Human Rights: America Bows Out
Letters from Abbottabad: Bin Ladin Sidelined?
Letters from Abbottabad: Bin Laden Sidelined?
Sidelined or Mainstreamed? Political Participation and Attitudes of People with Disabilities in the United States
Transgender patients sidelined by attitudes and labelling
Managed care: specialty doctors often sidelined by managed plans.
Learning the lesson – Speaking up for communication as an academic discipline too important to be sidelined
Beware the Internet panacea: how tried and true strategy got sidelined