vt.

1. 使抽动；使痉挛
   The horse can twitch its ears.

   马会抽动耳朵。

2. 猛拉，急扯；猛夺
   She twitched the curtain into place.

   她把窗帘猛地拉上。

vi.

1. 抽动，抽搐，痉挛
   Ralph felt his lips twitch.

   拉尔夫感到他的嘴唇在抽搐。

2. 猛拉，急扯[（+at）]
   The girl twitched nervously at her collar.

   女孩紧张不安地扯扯衣领。

3. 抽痛，阵痛

n.[C]

1. 抽动；抽搐，痉挛
2. 急抽；猛拉
   He felt a twitch at his watch chain.

   他感觉到有人扯了一下他的表链。

3. 抽痛，刺痛
   She felt again the twitch of an old wound.

   她又一次感到旧伤突然一阵剧痛。

v.

1. make or cause to make a short, sudden jerking movement.
2. use a twitch to subdue (a horse).

n.

1. a twitching movement.
2. a pang:
   he felt a twitch of annoyance.
3. a small noose attached to a stick, which may be twisted around the upper lip or ear of a horse to subdue it during veterinary procedures.