最終更新日：2024/08/05

A derrickman's work platform. / (historical) The footboard on which a bus conductor stands.

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monkeyboard

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元となった辞書の項目

monkeyboard

noun

A derrickman's work platform. / (historical) The footboard on which a bus conductor stands.

The derrickman stood on the monkeyboard, overseeing the drilling operation.

意味（1）

A derrickman's work platform.

意味（2）

(historical) The footboard on which a bus conductor stands.