He used his broad executive powers to nullify decisions by local governments...他利用自己适用范围广泛的行政权力废止当地政府所作的决定。He has no right to nullify laws.他无权废除法律.This, of course, would nullify the effect of the move and merely accelera...
Abstain from sex or use condoms.禁绝性事或使用安全套。Do you drink alcohol, smoke, or abstain?你喝酒抽烟吗，还是烟酒不沾？His doctor ordered him to abstain from beer and wine.他的医生嘱咐他戒酒....