1 not needing OXYGEN (= the gas that people and animals need in order to live) 厌氧的: anaerobic bacteria 厌氧细菌 ☞picture at respiration 见 respiration 插图

2 (used about physical exercise 指体育锻炼) that is not intended to improve the way our bodies use OXYGEN 非增氧的 ☞Look at aerobic. 参看 aerobic。