Preaortic
[医] 主动脉前的
🗣️ 情景例句
I'm planning to run for the school board.
我打算竞选联合校董会董事。
I asked you if you wanted some help.
我是问你是否需要帮忙。
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。