Seva
abbr. stand-up extravehicular activity （宇航员在外层空间的）直立舱外活动
🗣️ 情景例句
Things will work out in the end.
事情最终都会解决的。
I wonder if it will be too tight.
我不知道它是不是会太紧。
The cave led back into the rockface and the earth by the entrance was dry.
岩洞迂回延伸到岩面里，靠近洞口的土是干的。