单词	地面下层
释义	地面下层n.underground地面下层
随便看	nitrate in seawater nitrate ion nitrate mineral nitrate mordant nitrate nitrogen nitrate nitrogen fertilizer nitrate of ammonia nitrate of ammonia--ammonium nitrate nitrate of lime（同 calcium nitrate） nitrate of potash nitrate of potash-- potassium nitrate nitrate of potash; potassium nitrate nitrate of potash（同 potassium nitrate） nitrate of silver nitrate of soda nitrate of soda-potash nitrate of soda; sodium nitrate nitrate of soda（同 sodium nitrate） nitrate plant nitrate plants nitrate, plutonyle nitrate poisoning nitrate pyrolysis nitrate (reducing) bacteria nitrate reducing bacteria