Sst
abbr. 超音速运输机（supersonic transport）
🗣️ 情景例句
The wedding cake really looks delicious.
婚礼蛋糕看起来真好吃。
To stop suddenly
突然停止
always respects a parent who admits that he is wrong,
他们总是尊敬的，对于能够承认错误或无知、