The mechanic noticed a crack in the wheel hub during the delivery truck's routine inspection.

技師在貨運卡車例行檢查時，發現輪轂上有一道裂痕。

Please email the supplier to confirm when the replacement hubs for our forklifts will ship.

請寄電子郵件給供應商，確認我們堆高機的替換輪轂何時出貨。

Our rental car agreement does not cover damage to the tires or wheel hubs.

我們的租車合約不包含輪胎或輪轂的損壞。