Impactors
(impactor 的复数) n. 撞击器；悬浮微粒的取样器
🗣️ 情景例句
and sometimes there isn't.
有时候没有。
May I have another cup of coffee?
我能再要一杯咖啡吗？
might well re-transmit them back to its home-planet,
完全有可能把这些信号发回到原来的行星。