Unweldable
不可焊接
🗣️ 情景例句
That is exactly what I wanted to talk to you about, Susan.
这正是我想要跟你谈的， Susan。
He who rides a tiger is afraid to dismount.
骑虎者难下。
when a significant number of people are living permanently in space.
如果有相当数量的人永久性地住在太空，