floorboard

Noun

Any of the long boards laid over joists to make a floor. / The floor of a car.

Japanese Meaning

床板：床を作るためにジョイストの上に敷かれる長い板 / 車の床：自動車の内部の床

She noticed a loose floorboard creaking under her weight as she walked across the old house.

彼女が古い家を歩いていると、体重で軋む緩んだ床板に気づいた。

Sense（1）

Any of the long boards laid over joists to make a floor.

Sense（2）

The floor of a car.

floorboards

（ plural ）