The division of their father's property is their bone of contention.

父亲的财产分配问题是他们争吵的原因。

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Wales scored all three of its tries against Ireland after line breaks by its jumbo-sized back division, including two bone-crushing runs by North.

WSJ: Wales Unleashes Its Behemoths

In its medical division, the company makes systems to gauge bone density and perform a host of patient monitoring functions.

FORBES

One bone of contention was competition between Citi's Smith Barney brokerage operation and Wachovia's brokerage division, which was not included.

FORBES: Magazine Article