Invariance principle
[计] 不变性原则
🧩 词语组成解析
n. 不变性\\n[计] 不变性, 不变式
🗣️ 情景例句
Can I help?
我能帮你吗？
The demand for our products has kept rising.
要求定购我们产品的人越来越多。
Sending a fax is more expensive than posting a letter, but much quicker.
发传真比寄信要贵些，但是要快得多。