14.The vagaries of wind and sun—especially in countries without favourable weather—mean that turbines and solar panels generate electricity only part of the time.
17.Its MBA prepares students for the vagaries of doing business in what Wilfried Vanhonacker, the school's dean, describes as “difficult economies”, such as Russia, China and India.
20.As long as enjoyment follows piecemeal from activities not linked to one another in a meaningful way, one is still vulnerable to the vagaries of chaos.
只要快乐零星地来自彼此之间没有实质性联系的活动,一个人仍然会受到混乱无常的威胁。机翻
「Flow :The Psychology of Optimal Experience 心流」评价该例句:好评差评指正