Beta endorphin
内啡肽
🧩 词语组成解析
n. 希腊字母表的第二个字母\\n[医] β(希腊文的第二个字母), 乙种
[化] 内啡肽
🗣️ 情景例句
Are you all alone?
就你一个人吗？
How long will you remain in the country?
你将会在乡间逗留多久？
Tomorrow is christmas Eve, and my father and I went to choose a Christmas tree today.
明天是圣诞节前夜，今天我和父亲去选圣诞树。