Un des peignes est fendu à l'extrémité (comme un ongle qui se dédouble). La corne était défectueuse au départ, avant qu'on la transforme en peigne. Le peigne se cassera tôt ou tard.
A the Combs is split at the end (like a nail that splits). The Horn was defective initially, before it is transformed in comb. The comb will break sooner or later.
One of the combs is split at the end (such as a nail that doubles). The horn was defective at the start, before it turns into the comb. The comb will break sooner or later.
a comb is split at the end (which doubles as a nail. the horn was broken at first, before it is transformed into a comb. it will break out sooner or later.