Morbility
[医] 成病, 发病, 发病率
🗣️ 情景例句
It's great. Although the economy is pretty slow as usual, it's picking up.
很好。虽然经济发展照常地缓慢，不过已开始回升。
Don't worry.
不要担心。
For our purposes, we are concerned only with one kind of cost----
就我们的目的而言，我们只关心一种费用-