school-clean-up是什么意思

school-clean-up是什么意思 school-clean-up是什么意思 school clean-up join a clean-up compaign是什么意思? It takes them ()several hours clean up the school. clean up与clean-up students,should,and,keep,clean,up,the,it,school,yard,clean advertisement是什么意思啊还有clean up 和clean -up有什么区别还有一个问题吧@@@ triple,serve,clean up,ancient ,turn against分别是什么意思如上所述 clean-up和clean up的区别 take/have school clean-up是用take还是用have,中间要不要加冠词 Clean是什么意思? clean是什么意思 The clean-up was set up by the Ocean Conservancy是什么意思 school clean upA:what will you do if you go to the school clean-up B:if I go to .继续写,1 clean up组词 clean-up是不是短语 clean it up.