复数： contentions

The future of tourism is another point of contention .

旅游业前景是另一个争论焦点。

There is contention about who will foot the bill .

在谁来买单的问题上各国存在争议。

Optimistic locking assumes a low likelihood of record contention .

乐观锁假定记录竞争的可能性比较低。

The first part of this contention is true , the second is not .

这一论点的前半部分是正确的，但后半部分不是。

Thus bus contention becomes a severe problem as more cores and processors are added to intel computers .

随着越来越多的核和处理器被加入到英特尔的电脑中，总线的争夺成为一个严重的问题。