Salitre
硝石, 鈉硝, 硝酸鈉
??? 情景例句
Could you please give me a receipt?
給我一張發票。
The eagle glides gracefully.
老鷹優雅地在空中滑翔。
The box is heavy. Can you carry it?
這個箱子很重，你能搬動嗎？