Substraction
[医]减法
🗣️ 情景例句
OK. Let me repeat it.
好吧。让我重复一遍。
How can it be so small and heavy?
这样小何以这么重呀？
Vipers (adders) and rattlesnakes manufacture the blood poison, which is known as haemolytic.
蝰蛇（蝮蛇）和响尾蛇产生血液毒素，称为溶血性毒液。