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
for my six o'clock appointment with Mr. Ozawa.
参加六点钟与Ozawa先生的约见。
I'm going to show him how to speak Chinese.
我正要指点他如何讲中国话。
Last week, a group of Class 3 students decided to go to the museum in the centre of the town.