Now the secret to this game is, no matter what happens, never, never take your eye off the ball.

现在我来告诉你这个玩意的诀窍，无论发生什么，永远永远不要把你的眼睛从乒乓球上移开。

youdao

The secret to this game is, no matter what happens, never, ever take your eye off the ball.

这游戏的秘诀在于无论发生甚么事，双眼绝对永远不能离开个球。为了表达“永远”的口气，口语中。

youdao

take your eye off the ball.

VOA: standard.other

Gen Jones was believed to share Mr Obama's view that the war in Iraq had caused the US to take its eye off the ball in Afghanistan.

BBC: Profile: General James Jones

Might even Apple lose as a result of their position now being protected and leading them to take their eye off the ball?

FORBES: Nokia Rises, Samsung Falls, On News Of Apple Verdict

Finally, a reorganisation late last year, which created separate units for mass-market, business and multimedia phones, caused Nokia to take its eye off the ball.

ECONOMIST: Problems at the world's largest maker of mobile phones