You can get a daily pass that will allow you to travel unlimited for the whole day for about 6 dollars.

你可以买一个当天有效的通行证，这样就能坐一天车而只花6美元，随便去哪里都可以。

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The pass allows unlimited travel on all public transport in the city.

持有乘车证可乘坐市内所有的公共交通工具，次数不限。

《牛津词典》

The ticket gives you unlimited travel for seven days.

凭本车票在七日内可自由乘车不受限制。

《牛津词典》

Tesla is taking a slight cost risk that ultimately all customers will want to buy the Supercharger upgrade and receive unlimited, free long distance travel for life.

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