Ene synthesis
[化] 单烯合成
🧩 词语组成解析
abbr. 东北东（east - northeast）
🗣️ 情景例句
Use a dictionary and grammar guide constantly.
经常使用字典和语法指南。
Kate is smarter than I.
凯特比我聪明。
the line that the pen was drawing wriggled from side to side.
笔所画出的线就会左右摆动。