Smth
abbr. 水木清华（Shui Mu Tsinghua）
🗣️ 情景例句
What's the problem, Richard?
有什么问题吗 Richard
The problem is far from easy.
这问题绝非易事。
Sometimes we aren't able to get into every building because there are too many steps.
有时我们并不能进每栋楼房，是因为楼梯太多了。