The phrase "already been tackled" is correct and usable in written English.
It can be used to indicate that a particular issue or problem has already been addressed or dealt with.
Example: "The concerns regarding the project's timeline have already been tackled in the last meeting."
Alternatives: "already been addressed" or "already been resolved".
Excuses were non-existent: it had not been a dirty game, O'Brien had already been tackled and had his back to his oncoming assailant, who had been on the field for less than six minutes.
For others, a reception is almost a three-part act: the player grabs the ball, gathers himself, then begins moving down the field if he has not already been tackled.
Kelsey pointed out that serious issues had already been tackled using the system – highlighting one instance when an elderly patient recovering from a cancer operation had been "left without morphine for a few hours – something she needed every four to five minutes".
The complexity of navigating varied and often hazardous terrain is not an insignificant one for roboticists, but it is one that's already been tackled for military applications, such as bomb sniffing and searching caves for terrorists.
We're now in Week at least Two of the great drought of '09, where the blogosphere has woken up to the poverty of its attention algorithms and is frantically searching to harness the Gesture model as quantified by Twitter et al. Before I go much further, let me say that this problem has already been tackled and largely solved.
The second is that many of the needs they address have already been tackled by things like increasing screen size, or by accessories made by Apple's deep third-party accessory maker network, which is probably better able to tackle specific niches.
After some simple yet enlightening mapping, Salford and GMP decided to build on Salford's successful Project Gulf initiative, which has already been tackling organised crime in the city.
This includes taking a leaf out of the books of states, cities, and municipalities that have already been tackling the transition from black market to grey market to wholly above-board.
Countries like Denmark and Sweden have already been tackling youth unemployment successfully through similar systems of job guarantees.
These problems are already being tackled in innovative ways that show off the capability of the Internet of Things.
The plan's flaw is that it applies only to the ¥13 trillion of dud loans already being tackled by the banks.
