He folded the papers and stuck them in his desk drawer.他将文件叠起来,塞进自己的书桌抽屉里。He gave the girl at the desk the message.他把便条递给了桌旁的女孩。On his desk is a mass of books and papers.他的书桌上有大堆的书籍和文件。...
You are required to send this sample for CTL production test.你必须将此样品寄给CTL实验室做测试.CTL and ELISPOT examines humoral immunity and the cellular immunity situation.CTL及ELISPOT等实验检测小鼠产生的体液及细胞免疫情况.Conclusion DAP can enhance CTL ...