He cleared his throat, and went on with his summing-up report.他清了清嗓子，继续做总结报告。This led us to make a summing up of the experience and lessons.这促使我们对经验和教训进行了总结。We must take a serious attitude in summing up our work, and not...
大型褐藻富含维他命和微量元素.Kelp is rich in vitamins and trace elements.我爸爸非常相信这些维他命药片.My father swears by these vitamin pills.服用大量维他命A可改善暗光适应.Taking large doses of vitamin A can improve one's dark adaptation....
That big high-rise above us is where Brian lives.我们上面的那座摩天大楼就是布赖恩住的地方。Brian was whirling like a dervish, slapping at the mosquitoes and moaning.布赖恩如同旋转舞蹈的托钵僧一样转来转去，一边拍打着蚊子一边抱怨不停。Brian splashed water on his face, then bru...