n.可选择性
You must do it; you have little option. 你必须做,你没有选择的余地。
It is at your option to stay or leave. 去留随你的便。
You must do it; you have no option. 你必须做，你没有选择的余地。
She has taken an option on that piece of land. 她已取得那块土地的购置权。
The former option favours the married man. 前一种选择对已婚男子有利。
The buyer has the option of canceling the contract. 买主有权撤消合同。
