Subproblem
[计] 子问题
🗣️ 情景例句
I know the feeling.
我知道这种感觉。
It's a shame these instructions are so complicated.
真遗憾，这些说明太复杂了。
although what impression any other civilization would thus get from us is best left unsaid.
至于其他文明行星对我们地球会有什么印象，还是不说为好。