Q: How many lesbians does it take to screw in a lightbulb?

拧进一个电灯泡需要多少螺丝钉?

能不能说下看到这句话的场景？或者给出上下文。
我咋觉得这句话是在谈论同性恋之间乱搞的事情。
lesbian-–noun
an inhabitant of Lesbos.
(usually lowercase) A FEMALE HOMOSEXUAL.
screw- vb

to rotate (a screw or bolt) so as to drive it into or draw it out of a material

to cut a screw thread in (a rod or hole) with a tap or die or on a lathe

to turn or cause to turn in the manner of a screw

to attach or fasten with a screw or screws

to take advantage of; cheat

to distort or contort
he screwed his face into a scowl

Also called: screw back to impart a screw to (a ball)

to coerce or force out of; extort

TO HAVE SEXUAL INTERCOURSE (with)

to burgle

See screw up