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- preselector of unsaturates 不饱和化合物的存在; 不饱和烃的含量
- Trans fats are a type of unsaturated fat. 反式脂肪是不饱和脂肪的一种。
- The suitable eletrolye has been chosen experimentally in the determination of unsaturates. 在炼油二次加工产品中不饱和烃的测定中，通过实验获得了合适的电解液；
- The article mainly introduces the rancidity of Oxidation of fatty acids of unsaturates of the soybean oil and the mechanism of reaction. 介绍了豆油中的不饱和脂肪酸氧化变哈的反应机理及其反应动力学。
- How can I persuade you of my sincerity? 我如何能够让你相信我的诚意？
- There is a vein of melancholy in his character. 他的性格中有少许忧郁的气质。
- preselector of cars on classification tracks 编组线上现有车数
- A bowl of hot chicken soup is good for you. 喝一碗热鸡汤对你有好处。
- A cloud is a mass of vapor in the sky. 云是天空中的水汽团。
- This strain of wheat can grow during a cold spring. 这种小麦可以在寒冷的春天生长。
- Have a glass of beer to rinse your dinner down. 喝杯啤酒把你吃的晚饭冲下去。
- I bought a pair of tan leather shoes the other day. 前几天我买了双棕褐色的皮鞋。
- Your work falls short of my expectations. 你的工作未达到我的期望。
- He bit off a large piece of the apple. 他咬下一大块苹果。
- He emphasized the importance of careful driving. 他强调小心驾驶的重要性。
- I have a huge pile of letters to deal with. 我有一大堆信件要处理。
- He gave a description of what he had seen. 他描述了他所见到的一切。
- It is a fact of life and you must face it. 这是严酷的现实，你必须面对它。
- It is wrong of you to bully the child. 你不该欺侮那个孩子。
- I need a piece of string to tie this parcel up. 我需要一根细绳把这包裹扎起来。
