Hardtack
n. 硬饼干, 压缩饼干
✅ 同义词
🗣️ 情景例句
He is in conference right now.
他现在在开会。
The children began to get across at each other.
孩子们开始争吵了。
That's a nice plane. Whose is it?
这个飞机很漂亮，是谁的呀？