v.拧；v.略微调整
Merriam-Webster Online Dictionary
tweak (verb)transitive verb
1.
to pinch and pull with a sudden jerk and twist - twitch tweaked a bud from the stem
2.
to pinch (a person or a body part) lightly or playfully - tweaked the baby's ear affectionately
3.
to make usually small adjustments in or to - tweak the controls , especially - fine-tune
4.
a) - annoy bother tweaking the establishment
b) to criticize especially in a sly or sharp manner
c) to poke fun at
5.
intransitive verb
to injure slightly - tweak an ankle
1.
- pull pluck
2.
to make small adjustments