Unlimited leverage comes automatically with an option exchange. And derivative trading which made the option exchanges look like a benign event.

期权交易与无限杠杆率是与生俱来的,而且金融衍生品交易使得,期权交易看似有益。

斯坦福公开课 - 经济学课程节选

There is an option to continue the event on Monday, but that depends on the conditions, the forecast and how much golf is left to be played.

BBC: Bad weather suspends golf's Scottish Open

Helping to pack food parcel donations at an event on Saturday, Bishop Welby hinted at another option for any winnings.

BBC: Justin Welby: Those who bet on me should donate winnings

Once within the event horizon, it cannot escape and its abandoned partner has no option but to become real.

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