Polyunsaturated acid
[机] 多不饱和酸
🧩 词语组成解析
[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)
🗣️ 情景例句
It was not until yesterday that I noticed it.
我一直到昨天才注意到它。
Late repentance is seldom true.
后悔少有诚意。
You're never too old to enjoy a Christmas stocking.
“你永远不会老到不能享受圣诞袜的乐趣，”