Spacefaring
n. 外层空间旅行(的)；宇宙飞行(的)\\n
✅ 同义词
🗣️ 情景例句
If the owners don't claim the dog in forty-eight hours,
如果狗的主人在四十八小时内不认领，
I'm too nervous.
我太紧张。
If it is a long report, it is easy to make changes to the text.
即使是一篇很长的报告，也很容易将原文改动。