vulnerable water area

基本解釋

This area is particularly vulnerable because it is often prone to mechanical damage but derives no protection from an anode system being above the water line.
此區(qū)域特別易受損因爲容易産生機械損傷，但是卻無法得到喫水線以上的陽極系統(tǒng)的保護。
gatefanyi.com
In the arid area of Northwest China, the whole ecological environment is very vulnerable, and water is an important factor for the sustainment of the oasis ecological environment.
在西北乾旱地區(qū)，整個生態(tài)環(huán)境非常脆弱，而水又是維系綠洲區(qū)生態(tài)環(huán)境的重要保証。