しゃりん車輪sharin
1.

A circular device that enables a vehicle to move by rotating around an axle, commonly associated with various modes of transportation such as cars and trains.

2.

A metaphorical term used to describe the act of putting forth great effort and diligence in completing tasks, often in a relentless or vigorous manner, reminiscent of an actor performing passionately on stage.

3.

The component of a vehicle that allows for its mobility, consisting of a round shape that facilitates movement, while also signifying continuous labor or earnest endeavors in a broader context.

Example:

一輪車は車輪がひとつしかありません。

だいしゃりん大車輪daisharin
1.

A gymnastic maneuver performed on a horizontal bar where the practitioner grips the bar with both hands and rotates their body in a wide arc, either forward or backward, showcasing strength and control.

2.

A state of intense effort and dedication where individuals unite their strength and focus to accomplish a challenging task or project, often just before its completion.

3.

A phrase describing a flurry of vigorous activity and hard work, especially in the context of meeting deadlines or fulfilling responsibilities.

Example:

体操競技の中では、鉄棒の大車輪が好きです。