concurrent collections造句

Using external program logic to prevent concurrent modification increases code complexity and creates an unpredictable risk of errors in existing and future code, although it enables non-concurrent Collections to be used.
Tiger's concurrent collection of all four Grand Slam titles may be good for the PGA Tour and all its sponsors, may be great for the merchandising of the game to weekend players, may be sensational in terms of making golf look utterly cool to kids, but none of this is particularly beneficial to the public profile of the LPGA and its own overpowering superstar of the moment.
It's difficult to find concurrent collections in a sentence. 用concurrent collections造句挺难的