Some schools had in-class demonstrations of your 60-something teacher delicately peeling a condom down over a banana like some giant, yellow (and slightly curved) penis.

• 有些学校的课内教学这样精妙地来解释性,你60多岁的老师把安全套套在就像黄色的(略弯曲的)阴茎的香蕉上。