Eicosanoid
n. 类二十烷酸; [医]廿〔烷〕类：从廿〔烷〕酸衍生的任何生物活性物质, 包括前列腺素类(prostaglandins)和白细胞三烯类(leukotrienes)
🗣️ 情景例句
Yes. I'll hold. He's checking. You do?
好， 我会等。他正在查。真的有了？
Why does only one sock get lost at a time?
为什么袜子只丢了一只呢？
At night, the children always do their homework.Then they go to bed.
晚上，孩子们总是做作业，然后去睡觉。