求翻译：由于自然和人为的原因，建国以来浙南地区廊桥遗存数量日渐减少，生存环境不断恶化，泰顺一地就有3座价值极高的廊桥被毁，造成无可估量的损失。是什么意思？

Due to natural and man-made reasons, since the founding of South Zhejiang corridor remains the gradual decrease in deteriorating living environment, there are three Taishun a high value to the bridges were destroyed, causing incalculable losses.

Due to natural and man-made reasons south Zhejiang, since the founding umayabashi monuments dwindling environmental deterioration, survival, yasuyori, where there are high-value, Block 3 covered bridge was destroyed and caused immeasurable damage.

Since as a result of the nature and the artificial reason, the founding of the nation the South Chekiang area porch bridge has remained quantity to reduce day after day, the survival environment worsens unceasingly, Taishun place has 3 value extremely high porch bridge to destroy, creates the loss w

Due to natural and man-made reasons, since the founding of the bridge remains in South Zhejiang area number dwindle, deteriorating living environment, there are 3 highly valuable in taishun bridge was destroyed, causing immeasurable loss.

Because the reason why nature and people are, the quantity of shelter bridge remains of south area of Zhejiang has been reduced day by day since the foundation of the state, the living environment is worsening constantly, there are 3 shelter bridges with extremely high value and is being destroyed i