動詞 foil:

1. enhance by contrast
   同義詞：foil
2. hinder or prevent (the efforts, plans, or desires) of
   同義詞：thwart, queer, spoil, scotch, foil, cross, frustrate, baffle, bilk
3. cover or back with foil
   同義詞：foil

形容詞 foiled:

1. disappointingly unsuccessful
   同義詞：defeated, disappointed, discomfited, frustrated, thwarted

1. That is a foiled arch.
   那是有葉形飾物之拱門。
2. He was foiled in his attempt to escape.
   他想逃亡的企圖因遭到阻撓而落空了。
3. His attempt to escape was foiled.
   他逃亡的企圖遭到挫敗。