All taxi drivers must wear their safe belt, this is compellent.
All taxi drivers must wear their safe belt, this is compellent.
回复：翻译：所有的出租车司机都必须系安全带，这是强制性的。
All taxi drivers must wear their safe belt, this is compellent.
回复：翻译：所有的出租车司机都必须系安全带，这是强制性的。