野生動物を飼い慣らすのは非常に難しい。
Yaseidoubutsu o kainarasu no wa hijou ni muzukashii.
It is extremely difficult to tame wild animals.
彼はその馬を時間をかけてゆっくりと飼い慣らした。
Kare wa sono uma o jikan o kakete yukkuri to kainarashita.
He slowly and patiently tamed the horse over time.