against是什么意思(against在反对这个意思上怎么用)

1反对（计划，政策）be against something反对某事 例句： If you are against something such as a plan, policy, or system, you think it is wrong, bad, or stupid.

2vt.反对，反抗 例句： If you take action against someone or something, you try to harm them.

3违反法律法规 We thought cheating was against the rules. 我们认为作弊是违反规定的。