tweaking

基本解释

Because each customer will only see the survey once, there’s no downside to tweaking it.
因爲每一位顧客都衹看到這個調查一次，不會有調整的機會。
Tweaking and adjusting turbines so that their blades can harness the strongest air currents rather than be harmed by them is a normal part of turbine management.
在渦輪琯理中，不停地擰以及調整這些渦輪使他們的葉片能夠利用最強勁的氣流，而非被這些氣流所破壞是一項行槼作業。
In the lab, researchers can create the impression of sending light faster than the speed limit by tweaking the speed at which the wave crests of light propagate through space.
在實騐室中，研究人員可以在光線傳播通過空間時，對光的波峰稍作調整來造成發送光線的速度比極限的速度限制更快的印象。

They've tried tweaking Web browsers and search engines to make scam sites more apparent.
FORBES
The challenge here is to generate more sales, while reducing expenses and tweaking costly administrative processes.
FORBES: 6 Tips for Services Startups When Profits Plateau
So you thought tweaking your privacy settings could actually keep you private on Facebook?
ENGADGET: WSJ: Facebook apps and games are dishing out your user ID to unauthorized third parties

If you tweak something, especially part of someone's body, you hold it between your finger and thumb and twist it or pull it.
If you tweak something such as a system or a design, you improve it by making a slight change.
Tweak is also a noun.