P.-p. substance
[医] 糙皮病预防物质
🧩 词语组成解析
🗣️ 情景例句
Please accept my apology for not neeting you for lunch Tuesday.
我很抱歉，星期二没有与你一起共进午餐。
Love is sweet in the beginning but sour in the ending.
爱情始甜而终苦。
Insurance companies are normally willing to insure anything.
保险公司一般说来愿意承保一切东西。