名詞 tumbling:

1. the gymnastic moves of an acrobat
   同義詞：acrobatics

動詞 tumble:

1. fall down, as if collapsing
   同義詞：tumble, topple
2. cause to topple or tumble by pushing
   同義詞：topple, tumble, tip
3. roll over and over, back and forth
   同義詞：tumble
4. fly around
   同義詞：whirl, tumble, whirl around
5. fall apart
   同義詞：crumble, crumple, tumble, break down, collapse
6. throw together in a confused mass
   同義詞：tumble
7. understand, usually after some initial difficulty
   同義詞：catch on, get wise, get onto, tumble, latch on, cotton on, twig, get it
8. fall suddenly and sharply
   同義詞：tumble
9. put clothes in a tumbling barrel, where they are whirled about in hot air, usually with the purpose of drying
   同義詞：tumble
10. suffer a sudden downfall, overthrow, or defeat
    同義詞：tumble
11. do gymnastics, roll and turn skillfully
    同義詞：tumble

形容詞 tumbling:

1. moving in surges and billows and rolls
   同義詞：billowing, rolling

1. The puppies were tumbling about on the floor.
   小狗在地板上打著滾。
2. The old barn we bought to convert into flats was practically tumbling down.
   那個舊谷倉我們買下想改建住房的，實際上已經快塌了。
3. The breakers came tumbling onto the shore.
   浪濤滾滾而來拍打著岸邊。
4. The little girl stared at the little cats tumbling over each other in their basket.
   小女孩凝視著在籃子里互相翻來滾去的小貓。