| 释义 |
ˈsandwich board noun []
() - a pair of boards with advertisements on them that sb wears at the front and back of their body as they walk around in public
三明治式广告牌（挂在胸前和背後的一副广告牌）
- a wooden frame in two parts, joined at the top, that stands on the ground and has advertisements on each side
（两片木质框架，顶端相连，放在地上且两面有广告的） A 型广告牌
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