summer school

course of lectures, etc held in the summer vacation, esp at a university 暑期学校; （尤指大学开办的）暑期班.

sulphuric (US sulfuric), sulphurous (US sulfurous), sultan, sultana, sultanate, sultrily, sultriness, sultry, sum, sum total, sum up, sum...up, summarily, summarise, summarize, summarize, summarise, summary, summation, summer, summer pudding, summer time (Brit) (US `fast time), summer-house, summer-time, summery, summit, summon, summon up, summons, sump, sumptuous, sumptuously, sumptuousness, sun, sun-baked, sun-blind, sun-drenched, sun-glasses, sun-god, sun-hat, sun-lamp,