C-5-fraction
[化] 碳五馏分
🧩 词语组成解析
🗣️ 情景例句
He was very kind.
对人和蔼。
As a matter of fact, we would like to discuss internally regarding item B.
事实上，我们希望可以先内部讨论B项议题。
Rays from the sun excite and energize the atmosphere of the earth,
太阳光刺激了地球的大气层，并给予它能量；