fellatio n. 口交；吮吸阴茎。
摘要簿 Abstract book
成语 n. idiom; set phrase; phrase。
实行宵禁 impose a curfew。
competition n. 竞争；比赛，竞赛；竞争者，对手
蹈 v. tread; dance; step; step on; skip; trip; trampl
conduct v. 实施，进行；指挥；带领，引导；举止，表现；传导n. 行为，举止；经营方式，
as concerns 关于，就……而言
换气 v. ventilate; aerate; change air; breathe; take a
beginner n. 初学者；新手
么 phr. isn't it。
优哉游哉 idiom at ease; leisurely; carefree; unhurried; in
免费 adj. free; complimentary; gratis; courtesy。v. be f
强度 n. intensity; depth; strength; pitch; level of int
出版社 publishing house/firm; press; publisher。