Previously, Mr Johnson also proposed banning the consumption of alcohol on public transport in the capital, which is believed to have reduced the crime rate on trains and buses.
约翰逊先生以前还倡议禁止在首都公交上饮酒,有人认为这个倡议有效减少了火车和公车上的犯罪率。
In order to deal with repeat offenders, Mr Johnson is also establishing a "two strikes and you're out" policy - serious breaches of the rules will result in permanent removal of free travel rights.