解释:每种药材的生长都有其特定的环境和条件,说明药材产地与品质的关系。
"The function of freedom is to free someone else."
学习的挑战不仅在于记忆,还在于从具体例子中归纳出更广泛的概念。
The city is not just a place, it's a living organism with its own memory.