tumble
verb
noun
ˈtʌmbəl verb
1 to fall down quickly and suddenly, especially with a rolling movement 倒下，跌倒，摔倒; 滚下，翻滚下来 always + adv/prep
[+ over/backwards/down ]
She lost her balance and tumbled backwards.
她失去了平衡，朝后倒去。
A few stones came tumbling down the cliff.
几块石头从悬崖上滚落下来。
2 to move in an uncontrolled way 莽莽撞撞地行动; 胡乱地走 always + adv/prep
[+ into/through/out etc ]
We tumbled out into the street.
我们跌跌撞撞地出来，到了大街上。
3 if prices or figures tumble, they go down suddenly and by a large amount 〔价格或数字〕猛跌，暴跌
Oil prices have tumbled.
石油价格猛跌。
[+ to ]
Mortgage rates tumbled to their lowest level for 25 years.
按揭贷款利率一下子跌到了 25 年来的最低水平点。
4 if someone’s hair tumbles down, it is long, thick, and curly [文] 〔长而鬈曲的浓密头发〕垂下，垂落 always + adv/prep | literary
Her long dark hair tumbled over her shoulders.
她那深色的长发垂落在肩头。
5 if words tumble out of someone’s mouth, they speak very quickly because they are excited or upset [文] 〔因兴奋或伤心而〕快速说 literary
[+ out/over ]
The words tumbled out as if he hardly knew what to say first.
他语无伦次的，好像不知道先说什么才好。
6 if water tumbles somewhere, it flows there quickly 〔水〕快速流动 always + adv/prep
A narrow stream tumbled over the rocks.
一条狭窄的小溪从岩石上滚滚流过。
7
come tumbling down
a. if something comes tumbling down, it falls suddenly to the ground b. if a system, problem etc comes tumbling down, it suddenly stops working or existing 〔制度〕不起作用;〔问题〕不复存在
Removing the debris could cause the rest of the building to come tumbling down.
清除那些瓦砾会导致建筑物其他部分也坍塌下来。
In the last year, barriers have come tumbling down.
在过去一年里障碍消除了。
8 to do TUMBLING [美] 翻腾，空翻 AmE
noun
9 a fall, especially from a high place or level 〔尤指从高处〕倒下，跌倒，摔倒
It’s possible that stocks could take a tumble next year.
明年股票有可能会暴跌。