Crime fiction is the perfect vehicle for exploring the human condition.
职位越高,错误的代价越大。
For a company to grow, food safety must be the top priority.
酸的强度由其提供质子的能力来衡量,碱的强度由其接受质子的能力来衡量。
林业的未来在于平衡经济可行性与生态责任。