Icbms
abbr. Intercontinental Ballistic Missile System 洲际弹道（式）导弹系统
🗣️ 情景例句
It was about caring.
谈到关心。
If you insist.
恭敬不如从命。
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。