The acid and base are complementary; one cannot exist without the other.
酸和碱是互补的；没有另一个，一个就无法存在。
Innovation in fisheries management must balance economic needs with ecological responsibility.
"Art is the only way to run away without leaving home."
世界是一个舞台，但演员选得很糟糕。
Profit and sustainability are not enemies; they are partners in long-term success.