Oxonation
羰化反应
🗣️ 情景例句
she'll help me find another dog.
她会帮我另外找一只狗。
Today is May 21st.
今天是五月二十一号。
In a heat wave we choose a midnight birthday party and that is the most exciting of all.
天气炎热时，我们便选择在半夜举办生日聚会，这种聚会是最令人激动的。