「道床」を英語で
英語では
track bed
複数形: track beds
意味
日本語での説明枕木やレールを下から支え、列車の重さを分散させる線路の土台。
英語での説明The supporting formation beneath railway track, including the prepared base and any ballast that carries the sleepers and rails.
例文
The track bed past the platform is flooded, so the train is delayed.
They'll reinforce the load-bearing layers of the track bed during the closure.