Reterence
[经] 证明人, 介绍人, 证明书
🗣️ 情景例句
Many people believe that GM food is not good for your health.
许多人认为基因改良食品对健康有害。
A man of words and not of deeds is like a garden full of weeds.
讲而不做，犹如花园里长满了荒草。
How much does it cost?
多少钱？