tumble /ˈtʌmbəl/ CET6 TEM4 ( tumbling, tumbled, tumbles )

• 1. 

  V-I If someone or something tumbles somewhere, they fall there with a rolling or bouncing movement. 摔倒

  例：

  A small boy tumbled off the porch.

  一个小男孩从门廊上摔了下去。

• 2. 

  N-COUNT Tumble is also a noun. 摔 [usu sing]

  例：

  He injured his ribs in a tumble from his horse.

  他从马上摔下来伤了肋骨。

• 3. 

  V-I If prices or levels of something are tumbling, they are decreasing rapidly. (价格或水平) 暴跌 [journalism]

  例：

  Profit after taxes tumbled by half to $15.8 million.

  税后利润猛降了一半，跌到了1580万美元。

  例：

  Share prices continued to tumble today on the Tokyo stock market.

  东京股市今天的股票价格继续暴跌。

• 4. 

  N-COUNT Tumble is also a noun. (价格或水平的) 暴跌

  例：

  Oil prices took a tumble yesterday.

  石油价格昨天一阵暴跌。

• 5. 

  V-I If water tumbles, it flows quickly over an uneven surface. (水流) 翻滚

  例：

  Waterfalls crash and tumble over rocks.

  瀑布在岩石上撞击翻滚。