界外球 (jiè wài qiú) — (noun) out-of-bounds ball (in sports, e.g., football, basketball, tennis)

Definition

Examples

• 这个界外球裁判判得很准确。
  Zhè ge jiè wài qiú cái pàn pàn dé hěn zhǔn què.
  The referee made a very accurate call on this out-of-bounds ball.
• 他把球打出界外球了。
  Tā bǎ qiú dǎ chū jiè wài qiú le.
  He hit the ball out of bounds.
• 对方发界外球时，我们一定要集中注意力。
  Duì fāng fā jiè wài qiú shí, wǒ men yí dìng yào jí zhōng zhù yì lì.
  When the opponent serves an out-of-bounds ball, we must stay focused.