Diadaxis
二次对称轴
🗣️ 情景例句
Are they always that difficult to make?
领结这样难打吗？
Flattery brings friends, but the truth begets enmity.
奉承惹人喜，直言招人仇。
We need our order number on the outside of each box.
我们需要每只箱子的外观都打上订购号码。