Endorphin
[化] 内啡肽
🗣️ 情景例句
Were you here last time on his birthday party?
上次你有没有参加他的生日舞会？
Let me see. That would be $40.00 a day plus 38 cents a mile.
让我瞧瞧。一天40美元，每英里外加3角8分。
Do you realize that all of these shirts are half off?
你知道这些衬衫都卖半价了吗？