tweak

柯林斯詞典

1. V-T If you tweak something, especially part of someone's body, you hold it between your finger and thumb and twist it or pull it. 扭; 扯
He tweaked Guy's ear roughly. 他粗暴地扯蓋伊的耳朵。
2. V-T If you tweak something such as a system or a design, you improve it by making a slight change. 稍稍改進(jìn)(如系統(tǒng)或設(shè)計(jì))[非正式]
He expects the system to get even better as the engineers tweak its performance. 他期望在工程師對(duì)該系統(tǒng)的性能稍加改進(jìn)後，它會(huì)運(yùn)行得更爲(wèi)良好。
3. N-COUNT Tweak is also a noun. 稍稍改進(jìn)
The camera has undergone only two minor tweaks since its introduction. 這款相機(jī)自推出以來衹經(jīng)過兩次小的改進(jìn)。