Ciodrin
丁烯磷杀虫剂
🗣️ 情景例句
No, thanks.
不啦，谢谢。
The days are getting hotter.
日子正在变得更热。
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。