fifty-fold的用法和樣例：
辭彙搭配
- drag fold 拖曳褶皺
- concordant fold 整合褶皺
- contorted fold 扭曲褶皺
- excess fifty 餘五十
- compaction fold 緻密褶皺
- closed fold 閉合褶
- edge fold 折邊,彎曲
- concertina fold 波紋管式摺疊,手風琴...
- composite fold 複合褶皺
- disjunctive fold 間斷褶皺,斷裂性褶曲...
- crescentic fold 新月褶
- cross fold 橫跨褶皺,模跨褶皺,...
- fan fold 扇狀褶皺
- complex fold 復褶皺
- drape fold 披蓋褶皺
