needless
US
UK needless adj: disapproving (unnecessary)
SC 不必要的 bú bì yào de
SC 可以避免的 bú bì yào de ，kě yǐ bì miǎn de
The party was a needless waste of money.
needless to say adv: (of course, obviously)
SC 不用说 bú yòng shuō
TC 不用說
TC 不用說
SC 更不消说 bú yòng shuō ，gèng bù xiāo shuō
Needless to say, I won't go there again.