Octadiene
辛二烯
🗣️ 情景例句
A diamond of this size is unique.
这种尺寸的钻石是独一无二的。
He that knows nothing, doubts nothing.
无知就无疑。
Again, you may find the English words Made in China, or Made in Japan, or even Made in Germany.
你也许又会发现有“中国制造”或“日本制造”甚至“德国制造”的英语字样。