C-3-fraction
[化] 碳三馏分
🧩 词语组成解析
🗣️ 情景例句
Alexandra might call. Alexandra
可能会来电话。
Turn up your radio please.
请你把收音机开响一点儿。
for fear the agents of other firms should be able to trace the kind of research they are likely to be undertaking.
他们生怕别的公司的情报人员据此摸到他们可能要从事的某项科研项目。