The roof gave under the weight of the snow.
雪の重みで屋根がくずれた
The roof is leaking in several places.
何か所かで屋根が雨漏りしている
the roof of the world
世界の屋根(◇ヒマラヤ山脈のニックネーム)
The roof slopes steeply [gently].
その屋根は勾配が急だ[ゆるやかだ]
the root cause of the problem
問題の根本的原因
the root of a tooth
歯根
The square root of 16 is 4.
16の平方根は4
The storm blew the roof off my house.
あらしで屋根が吹き飛んだ
The tradition is firmly established.
その伝統はしっかりと根づいている
the ultimate origin of life
生命の根源