因此，许多国家已经禁止或限制使用这种物质。
As a result, its use has been banned or restricted in many countries.
同时，欧盟及另外九国已经禁止或限制了这种研究。
Meanwhile, nine countries, as well as the European Union, already forbid or restrict invasive research on great apes.
美国各城市也正在考虑是否要禁止或限制高速追捕。
Cities across the country are also considering whether to ban or limit these high-speed chases.
应用推荐