Constant quantity
恒量，常数
🧩 词语组成解析
🗣️ 情景例句
and a new paint job in the schoolrooms.
和重新油漆教室。
A fool and his money are soon parted.
笨蛋难聚财。
It provides relaxation for leisure hours, as just looking at one's treasures is always a joy.
它可以使人在闲暇中得到休息，因为欣赏自己收藏的珍品总会充满了乐趣。