Without models, we would be wandering in the dark when it comes to predicting climate change.
如果没有模型，我们在预测气候变化方面将如同在黑暗中摸索。
If you loan someone $20 and you never see them again. That makes it worth $20.
When you work hard enough and correctly, happiness will knock on the door.
当你打开油漆或颜料时，哪怕只用一丁点，无论你多么小心，它总会沾到你的衣服，不妨准备好新的着装。
纯粹适用的语言适用性很差。