I need to take my bathing suit.

我要去拿我的游泳衣。

youdao

Just some shorts. I forgot my bathing suit.

只是件短裤，我忘了带泳衣。

youdao

I want to bring my bathing suit, sunglasses and hat.

我要带泳衣、太阳眼镜和帽子。

youdao

Next time I am in Changi, in addition to my bathing suit, I will add a pair of goggles to my carry-on.

BBC: Changi: The airport of your dreams

Though many fellow random vacationers got to see me in my bathing suit, no TSA workers got to see me naked.

FORBES: Avatars for Full-Body Airport Scans Could Be A TSA Privacy Coup