fold back的用法和樣例：
例句
- She went back to get her handbag.
她折回來拿手提包。 - They came back to view the house again.
他們又折回來查看了一下房子。 - The bold fold up the gold and hold it in hand.
大膽的人們將黃金折疊起來拿在手里。 - Now cut a bias across the fabric and fold.
現在，在布料上剪一個斜邊，然后折疊起來。
詞匯搭配
- receive back into the fold 重新接納
- come back to the fold 重回老家; 重回原組...
