Bahasa Jepangnya “menimbun lubang”

menimbun lubang; mengisi kekosongan; menutup kerugian; latihan mengisi bagian kosong

filling (up) a hole; filling in (for a gap, vacancy, etc.); making up (for a loss, damage, etc.); fill-in-the-blank activity

menimbun lubang dengan tanah

to fill a hole with earth