tune up

基本解释

While recording, Dowd says, “everyone talks about being annoyed waiting for the guitarist to tune up.
在录音时，多德说：“大家都说等待吉他手调音是一件恼人的事。
For all of these things you can tune up a model and make it work for a little while, but some basics are still missing.
对所有这些问题，你可以调整理论模型使其暂时可用，但仍然缺失一些重要的基本原理。
To tune up, the guitarist tightens an adjustor screw at the bridge that alters the position of its corresponding spring, changing its leverage to obtain the right tension.
调音时，吉他手旋紧琴桥上的调整螺旋来修正所对应弹簧的位置，以此改变杠杆角度获得正确的张力。

If they all look the same to the baby, the baby will just continue to tune out, but if the red looks different the baby will perk up.
如果对于婴儿来说,两种颜色没有差别,他就仍然不予理会,但如果他觉得红色与绿色不同,那他就会重新活跃起来
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