(aviation) aileron

an airplane, aeroplane / (obsolete) Clipping of 空中飛行機 (kūchū hikōki): a flying machine

revolution; rotation; turning; swiveling; circling

swivel, circle, gyrate

to use / to employ / to make use of, to apply / to spend

help, aid / assistance

to help, to aid, to assist

a wing (of a bird or bat) / (by extension) a bird / (aviation) an airfoil, wing / (by extension) an aircraft

left and right / both sides / control / influence

to sway, to influence / to have under one's control