the last mile
US /ðə ˌlæst ˈmaɪl/
UK /ðə ˌlæst ˈmaɪl/

1.
mil terakhir, tahap akhir
the final stage of a journey or process, often the most difficult or challenging part
:
•
Completing the project was tough, especially the last mile of debugging.
Menyelesaikan proyek itu sulit, terutama tahap akhir debugging.
•
Getting the product to customers is often the last mile challenge for logistics companies.
Mengirim produk ke pelanggan seringkali menjadi tantangan mil terakhir bagi perusahaan logistik.