Hepthylene
[建] 庚醇-[1]
🗣️ 情景例句
Well keep in touch, ok?
保持联络，好吗？
Silent men, like still waters, are deep and dangerous.
沈默的人像静水一样，深而难测。
As a reasonable guess, they might, on an average, be 100 light years away.
据合理推算，外星人离我们平均距离也有100光年之远