名詞 draw back:

1. the quality of being a hindrance
   同義詞：drawback

動詞 draw back:

1. pull back or move away or backward
   同義詞：withdraw, retreat, pull away, recede, pull back, retire, move back
2. use a surgical instrument to hold open (the edges of a wound or an organ)
   同義詞：retract, pull back

1. He had promised to help me but at the last moment he drew back.
   他答應幫助我，但到最后一刻打了退堂鼓。
2. At the sight of the snake, he drew back in horror.
   一瞧見那蛇，他便嚇得縮了回來。