Steg
abbr. Supersonic Transport Evaluation Group 超音速运输评价组
🗣️ 情景例句
The old couple has already been married for fifty years.
那对老夫妻结婚已经 50 年了。
The face is the index of the mind (or heart).
相为心证。
I don't know. Let's go for a walk.
我不知道。咱们去散散步吧。