'Araya means that a man lends another man some palm-trees, but he (the owner) feels inconvenient that the man looks after the trees (by frequent visits). He (the borrower) sells them (to the owner) by calculation.
أَنْ يَهَبَ الرَّجُلُ لِلرَّجُلِ النَّخَلاَتِ فَيَشُقَّ عَلَيْهِ أَنْ يَقُومَ عَلَيْهَا فَيَبِيعَهَا بِمِثْلِ خَرْصِهَا