脚腕 — meaning in English

English meaning

• linchpin noun A pin pushed through the end of an axle to keep a wheel from sliding off.

Senses

脚腕 is used for these senses in English:

• dowel A pin, or block, of wood or metal, fitting into holes in the abutting portions of two pieces, and being partly in one piece and partly in the other, to keep them in their proper relative position.
• linchpin A pin inserted through holes at the end of an axle or shaft, so as to secure a wheel or shaft-mounted device.
• tuning key A peg or screw used to tighten or loosen strings on a musical instrument in order to produce concordant sounds.

linchpin — full definition

1. noun A pin pushed through the end of an axle to keep a wheel from sliding off.
2. noun The person or thing that holds a system, plan, or organization together and is essential to its success.