vt.

1. （用鞭，棍）打，痛擊
   She would never thrash her children.

   她絕不會鞭打她的孩子。

2. 摔打（穀物），使脫粒
   Farmers used to thrash their wheat by hand.

   農民過去用手打麥脫粒。

3. 連續擊打（或揮動）
   The bird thrashed its wings.

   鳥兒拍擊翅膀。

4. 【口】擊敗，大勝
   Our tank regiment thrashed the enemy troops.

   我們的坦克團把敵軍打得落花流水。

5. 推敲，反覆研究[（+out）]
   They are thrashing out a new economic policy.

   他們正在研究制定一個新的經濟政策。

vi.

1. 痛打
2. 打穀，脫粒
3. 連續拍擊
4. 翻跳，扭動[（+about/around）]
   The pickpocket was thrashing around in an attempt to get free.

   那個扒手拼命掙扎，試圖脫身。

   Fishes thrashed about in the net.

   魚兒在網裡亂蹦亂跳。

5. 頂著風浪前進
   The ship thrashed to windward.

   船頂風破浪行進。

n.[C]

1. 打，擊；脫粒
2. 頂風冒浪
3. （游泳）踢水動作
4. 敲擊搖滾樂

v.

1. beat repeatedly and violently with or as with a stick or whip.
2. move in a violent or uncontrolled way:
   he lay thrashing around in pain.
3. informal defeat heavily.
4. (thrash something out) discuss something frankly and thoroughly, especially to reach a decision.

n.

1. a violent or noisy movement of beating or thrashing.
   ▸informal a fast and exciting motor race or other sporting event.
2. Brit. informal a party, especially a loud or lavish one.
3. (also thrash metal) a style of fast, loud, harsh-sounding rock music, combining elements of punk and heavy metal.