名詞 stack:

1. an orderly pile
2. (often followed by `of') a large number or amount or extent
   同義詞：batch, deal, flock, good deal, great deal, hatful, heap, lot, mass, mess, mickle, mint, muckle, peck, pile, plenty, pot, quite a little, raft, sight, slew, spate, tidy sum, wad, whole lot, whole slew
3. a list in which the next item to be removed is the item most recently stored (LIFO)
   同義詞：push-down list, push-down stack
4. a large tall chimney through which combustion gases and smoke can be evacuated
   同義詞：smokestack
5. a storage device that handles data so that the next item to be retrieved is the item most recently stored (LIFO)
   同義詞：push-down storage, push-down store

動詞 stack:

1. load or cover with stacks
2. arrange in stacks
   同義詞：pile, heap
3. arrange the order of so as to increase one's winning chances

1. The floor was stacked up with books.
   地板上堆滿了書。
2. Traffic was stacked up for miles because of the accident.
   車禍引起了交通堵塞，車輛排起的長龍有好幾里長。
3. There is a stack of dishes to be washed in the kitchen.
   廚房里還有一大堆盤子要洗。