flexibility/flexible

flexibility /ˌfleksəˈbiliti/ n. [u] 柔韧性；机动性，灵活性：flexibility over the deadline最后期限的弹性；an initiative to encourage greater flexibility in teaching and learning鼓励加大教与学灵活性的举措Her great strength lies in her flexibility.她的优势在于她灵活变通。 

flexible /ˈfleksibəl/ adj. 柔韧的；有灵活性：a flexible schedule 具有灵活性的安排 We can easily bend a piece of wire; it is flexible. 我们很容易将金属丝弄弯，因为它有弹性。The springs were made of flexible steel. 这些弹簧是用有弹性的钢材制成的。We need a foreign policy that is more flexible. 我们需要更加灵活的对外政策。