社会进步可以通过女性的社会地位来衡量。
新一代森林领导者必须像熟悉利润率一样熟悉生物多样性指标。
The dead are our teachers, if we know how to listen.
I'm the walking dead, but I'm just a talking head, a zombie floating around, but I got a homie, underground.
For every dollar you spend purchasing something substantial, expect to pay a dollar in repairs, maintenance, or disposal by the end of its life.