reinforce
(transitive) To strengthen, especially by addition or augmentation. / (transitive) To emphasize or review. / (transitive) To encourage (a behavior or idea) through repeated stimulus.
A system of gears that has a central gear wheel (sun gear) around which others (planet gears) rotate, often within an outer ring.
A surname.
Full of expense; costly; chargeable.
冬に備えて橋の支柱を補強します。
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