Diene
[ ['daii:n] ]
高中 Senior High
[化] 双烯; 二烯烃
🗣️ 情景例句
How you doing?
你怎么样？
It is too late to cast anchor when the ship is on the rock.
船触礁后在抛锚，为时已经太晚了。
to overcome all but the most instantly fatal illnesses and accidents.
了暴病而死或意外事故外，至少足以克服一切一般疾病和事故。