So keeping an eye on the most basic performance tuning is something that should not be ignored.

所以不应当忽视最基本的性能调优。

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The two had about an hour of practice, under the watchful eye of Li Na's coach Michael Mortensen, who was fine-tuning Li's game ahead of her run at Rolland Garros.

两个人在李娜教练迈克尔•莫警惕眼光的监督下进行了约1个小时的训练，迈克尔•莫在李娜进行法网公开赛前微调她的比赛方式。

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For many months, Apple has made it clear the new OS wouldn't sport new eye-popping features, but would instead be focused on what it calls 'refinements' and 'fine-tuning.'

几个月来，苹果一直表示新的操作系统不会增加让人大吃一惊的功能，而会把重点放在所谓的“优化”和“微调”上。

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