Hecogenic acid
[化] 海柯精酸
🧩 词语组成解析
🗣️ 情景例句
What's your occupation?
你的职业是什么？
I hope that I can make a worthwhile contribution to the efforts of this group.
我希望能对这个团体努力的成果提供有价值的贡献。
Oh, listen to the loudspeaker. I think Mr. Hu is going to tell us the result right now.
哦，请听广播。我想胡先生马上就要宣布比赛结果。