Polyunsaturated
[化]多未饱和的(指有一个以上的双键或三键有机化合物的, 还能溶解更多溶质的)
📖 牛津释义
polyunsaturated
adj
(of many vegetable and some animal fats) having a chemical structure which does not help the harmful formation of cholesterol in the blood （指许多植物脂肪和一些动物脂肪）含有多重不饱和化合物的
Polyunsaturated margarine is very popular now. 含有多重不饱和化合物的人造黄油现已很受欢迎. Cf 参看 saturated 2.
🗣️ 情景例句
We usually ship the goods by regular liners.
我们一般是定期班轮装运货物。
You have also made some readjustment in your import and export business, have you?
你们的进出口贸易也有一些调整，对吗？
If we buy the smaller one, the IBM PC386, we might have to change it in a few years' time for a bigger one.
如果我们买一台较小的IBM386的话，过几年可能就得换一台较大的机子。