[tn]
Source: bilibili.com/BV1iaVe6xEqJ
[/tn]
她们在干嘛

[tn]
Source: bilibili.com/BV1iaVe6xEqJ
[/tn]
What are they doing? / Are they doing something sexual?*
[tn]
*When taken as a yes-no question, this commentary can be interpreted this way, which is what the author actually conveyed.
[/tn]