coupons

📖 中文释义

  1. n. 优惠券;息票;[冶金]取样片(coupon的复数)

🧩 词形变化

原形 coupon
📘 English Definition(英文释义)
  1. n a negotiable certificate that can be detached and redeemed as needed
  2. n a test sample of some substance