if we are ever going to protect the atmosphere,it is crucial that .05p5

题目

if we are ever going to protect the atmosphere,it is crucial that .05p5
if we are ever going to protect the atmosphere,it is crucial that those new planets be environmentally sound.05p5
1.翻译.
2.sound什么含义

答案

如果我们打算保护大气 新计划有利于保护环境很重要
就是environmentally friendly 对环境有利的 在环境保护上说是 sound 稳妥稳当可靠合理的
(以上翻译仅供参考 请不要列入投票)