Unfolder
n. 推注器；展开装置
🗣️ 情景例句
Shopping vouchers are ofter a good means of attracting customers.
购物优惠券是吸引顾客的好方式。
You're wasting you breath.
你在白费口舌。
When honey bees have discovered a feeding place, they fly directly to it from the hive.
当蜜蜂发现一个喂食点时，它们从蜂箱直接飞往那里。