Natroncalk
[化] (烧)碱石灰(NaOH和CaO的混合物)
🗣️ 情景例句
He had insufficient sleep.
他睡眼不足。
I hesitate to ask you, but will you lend me some money?
也许我不该问你，你能借我一些钱吗？
The efficiency is greatly raised,and the intensity of labor is decreased.
工作效率大大地提高了，而劳动强度却降低了。