Definition: to not do something well because you have not done it recently Level: B2
我今天打得不好，因为我久疏练习了。
I didn't play very well today because I ___am ___out ___of ___practice.
加入球队能确保我不会技艺生疏。
Joining the team ensures I won't ___be ___out ___of ___practice.
我的钢琴技巧生疏了，因为我久未练习。
My piano skills are rusty as I've ___been ___out ___of ___practice.
