both gay and straight中的straight应如何理解

both gay and straight中的straight应如何理解 straight gay gay or straight .whats the “straight" mean Straight-gay是什么意思?Gay-straight又是什么意思?两者相同吗? Is gad gay or straight? Straight. straight does gay go back to straight gay喜欢上straight怎么办呢 i'm straight i'm not gay Turn left and go straight on.中的“on”什么作用? just go straight and turn left.中的just