1. With lastingness of infection, the productive rate of reactive oxygen species decreased gradually, and photosynthesis also weakened. 随着感染时间的不断延长，活性氧的产生速率逐渐降低，同时光合作用逐渐减弱。
2. The primary purpose to pave on the roads is to offer a road which is safe and flat for driving, and also have enough strengths and lastingness. 铺面主要之目的为提供一安全平坦且有足够强度及耐久性的路面，使各种交通能安全、舒适的行驶于其上。
3. Huandao Protech is willing to make a cooperation relationship of trustness, multi-lateral profitableness, ever-lastingness with customers both domestic and abroad. 环岛公司愿与国内外广大客户建立诚信，多赢，发展的合作关系。
英英解释
n.
1. permanence by virtue of the power to resist stress or force
