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- Prepare a derivative with a melting point characteristic of the parent amino acid. In this instance, the p-toluenesulfonate of the unknown amino acid will be prepared and isolated. 在这个实验中;你将会收到一个"未知"的胺基酸;要求你通过几个步骤对它进行鑑定.;这个实验将向你介绍一些与制备化学和定量分析有关的基本操作技术
- Your list of bullet point characteristics and goals arrived at in Step 4 points to the essence of complex behaviors, but leaves much implied. 在第4步中,你所列出的关键特征要点和目标指出了复杂行为的本质,但留下了更多有待澄清的问题。
- At this point your logic is at fault. 在这一点上你的推理是错误的。
- In point of cost, we'll have to discuss it at the next meeting. 至于费用方面,我们只好留到下次会议再讨论。
- Making a petit point pillow is exacting work. 做一个小花边编织枕头是一项细致活儿。
- I mentioned this point by way of cautioning you. 我提出了这一点用以警告你。
- Can you swing them round to my point of view? 你能让他们转而支持我的观点吗?
- I don't see the point of her last remark. 我不明白她最后那句话的意思。
- I have some sympathy with that point of view. 我比较赞成这种看法。
- You needn't labor a point that is perfectly plain. 这点很明显,你用不着讲个没完。
- I didn't see the point of his last remark. 我不理解他最后那句话的意思。
- She needs to win this point to level the score. 她要赢得这一分才能将比分扳平。
- Must he pound on the table to make his point? 要证明他自己的观点是正确的,难道就非得擂桌子不可吗?
- All his observations were short and to the point. 他的观察报告都很简单扼要。
- The point he spoke of will be attended to. 他所说的要点将被注意。
- I make a point of giving a hand to others. 我一定对别人伸出援助的手。
- I differ with him on this point. 这一点我和他的意见相左。
- The river turns north at this point. 这条河从这里转向北方。
- The speaker came to the point straight away. 讲演者直述要点。
- Your objections do not touch the point at issue. 你提的反对意见与问题的实质无关。