Alinjection
[医] 酒精注射
🏥 医学释义
酒精注射（标本防腐注射）
🗣️ 情景例句
Sometimes he's very sad.
他有时很忧悒。
He feels awkward.
他感到困惑。
Although mankind has undergone no general improvement in intelligence or morality, it has made extraordinary progress in the accumulation of knowledge.
虽然人类有智力和道德上没有得到普遍提高，但在知识积累方面却取得了巨大的进步。