名詞 pullback:

1. a device (as a decorative loop of cord or fabric) for holding or drawing something back
   同義詞：tieback
2. (military) the act of pulling back (especially an orderly withdrawal of troops)

pull.back

n.（名詞）
The act or process of pulling back, especially an orderly troop withdrawal.
撤退：尤指部隊(duì)有秩序撤退的行動(dòng)或過程
A device for holding or drawing back:
回拉裝置：一種用于往回拉的裝置：
例句：
a pullback for heavy draperies.
拉重幔帳的掛鉤