Ject对"unaltered" 的正确翻译：adj. 未被改变的，不变的，依然如此的。发音：['ʌn'ɔ:ltəd;ʌn'ɔ:ltəd]。例句参考：The third-deepest soil zone in ABC soil, unaltered by weathering and made up of the parent rock from which the two uppermost layers derive as well as other mineral materials. - 剖面层ABC土壤剖面层中深度排第三的剖面层，不受风化的影响，由上两层及其他矿物组成的母岩所构成；