A pair on patrol and one at high altitude on overwatch.

一对在巡逻的时候另外一个在高空俯视。

Sorry, the Overwatch Free Trial is not available at this time.

抱歉，守望先锋免费试玩现在不可用。

There was less cover, so he scanned the skies for Sentinel overwatch .

这里很少有掩护，所以他扫描天空中的哨兵看守。

Overwatch was shut down for a reason. Maybe it's best it stay that way.

甹“天使”：守望先锋被解散是有原因的。也许这样才是最好的结果。

The technique for crossing a danger area is another form of bounding overwatch.

穿越危险地段的技巧是掩护跃进的另一种形式。