Under current legislation, factories must keep noise to a minimum. 依照目前的法律，工厂必须把噪音控制在最低限度。

legislation to do sth She has called for legislation to eliminate handguns. 她呼吁立法禁止使用手枪。

a piece of legislation a complex piece of legislation 一条复杂的法规

introduce/pass/enact/adopt legislation The government should enact legislation to limit the powers of the police in such cases. 在这种情况下，政府应该制定法律限制警察机关的权力。