eff
abbr. 效率(=efficiency)
近义词：bed，haveitoff，makelove，know，fuck，havesex，bonk，liewith，screw，hump，haveitaway，bang，jazz，sleepwith，rollinthehay，love，sleeptogether，getiton，makeout，
英英释义
Verb
- have sexual intercourse with;
"This student sleeps with everyone in her dorm" "Adam knew Eve" "Were you ever intimate with this man?"
例句
- I told him to eff off.我叫他滚蛋。