Para-acetaldehyde
[建] 三聚乙醛
🧩 词语组成解析
[经] 帕拉
[化] 乙醛\\n[医] 乙醛, 醋醛
🗣️ 情景例句
Is this my meal?
这是我的菜吗？
Rumor has it that he's found a new job.
听说他又找到了一份新工作。
may have left an automatic messenger behind to await the possible awakening of an advanced civilization.
很可能会在离开太阳系时留下自动化信息装置，等待先进文明的觉醒。