noun
axis; axle; plan; contrivance
Can refer to a mechanical axis or axle, or figuratively to a central plan or scheme. The figurative sense often appears in compounds like 新機軸 (new departure, innovation).
この機械の機軸が摩耗している。
The axle of this machine is worn out.
彼は新機軸の事業計画を提案
He proposed a business plan based on a new approach.