"pinch, pluck, twist," usually to the nose, c. 1600, probably from Middle English twikken "to draw, tug, pluck" (mid-15c.), from Old English twiccian "to pluck," of obscure origin; perhaps related to twitch. Meaning "to make fine adjustments" is attested from 1966. Related: Tweaked; tweaking.
tweak (n.)
c. 1600, "a twitch, a pluck," from tweak (v.). As "a fine adjustment" by 1989.
实用例句
1. He gave the boy's ear a painful tweak.
他用力拧了一下那男孩的耳朵.
来自《简明英汉词典》
2. He expects the system to get even better as the engineers tweak its performance.
他预计在工程师对其性能稍加改进后，该系统会运行得更加良好。
来自柯林斯例句
3. What tweak does child night sweat have to you can be solved?
孩子盗汗有什么好办法可解决?
来自互联网
4. Genetic tweak makes virus favour human nose and throat.
基因变异使病毒更适应人类的鼻和喉.
来自互联网
5. The rest could be made up with a tweak to compensation ratios.
