Conylene
[化] 1,4-辛二烯(的别名)
🗣️ 情景例句
I'm taking 19 credit hours.
我修了十九个学分。
The physician said smoking is harmful to my health.
医生说了吸烟对我的健康有害。
Two of his assistants had been working busily since eight o'clock and had only just finished.
他手下两名店员从早上8点就开始忙碌，这时刚刚布置完毕。