干净的笑话
Learn 3 clean jokes.───熟知3个健康的笑话。
Weasley's ministrations, George's wound was neat and clean, but Harry was not yet used to the dark hole in the side of his head, despite the twins' many jokes about it.───斯莱夫人的精心照料，乔治的伤口已变得光滑平整，但哈利还是不习惯他脑袋侧面那个黑乎乎的洞口，虽然双胞胎兄弟拿它开了许多玩笑。
I decided on writing something "light" this month, so just relax and enjoy a few good, clean jokes.───因此，我决定在这期的通讯写些“轻松”的题材可让大家享受一些“清洁”的笑料。
Can't you think of any clean jokes?
clean outs───清除，打扫干净
clean rooms───[电子]洁净室；净化室
clean wools───干净的羊毛
clean clothes───干净衣服
clean bowled───被投手直接命中三柱门的
clean sheets───不失球；清白的历史
clean sweeps───全胜；快速整理