He took out a sheaf of papers and leafed through them.他拿出一沓报纸，匆匆翻阅了一下。She moved the sheaf of papers into position.她把那捆报纸挪到合适的地方。He drew a sheaf of papers from his breast pocket.他从上衣口袋里抽出一扎文件....
She moved the sheaf of papers into position...她把那捆报纸挪到合适的地方。He took out a sheaf of papers and leafed through them.他拿出一沓报纸，匆匆翻阅了一下。She moved the sheaf of papers into position.她把那捆报纸挪到合适的地方。The speaker came into the hall c...
What on earth have you been doing th ese days?这些天你究竟到哪儿了?ESE - 1 mRNA began to increase at 24 h.TNF- α刺激后约24h第1次检测到ESE -1 mRNA表达.The ES group and the ESE group animal remarkably is lower than M group.ES组和ESE组动物显著低于M组....