1·One necessary condition seems to be a somewhat detached view of human problems.
一个必要的条件似乎是某种对人类难题超然客观的看法。
2·It's a necessary condition for many worthwhile things: child care, friendships, etc.
对于许多有价值的事情而言，如儿童看护和友谊等，它是必要的条件。
3·That is a necessary condition.
这是必要条件。
4·It's a necessary condition for the mature love.
但它是成熟的爱的必要条件。
5·You mean a necessary condition but not sufficient.
你是说经历伙伴之爱是必要但不充分条件。
6·Lifting it is viewed by many as a necessary condition for peace.
这项法律的撤除，在很多人看来，都是和平的必要条件。
7·On the Web, usability is a necessary condition for survival.
在网络上，可用性是生存的必备条件。
8·But legal training is not a necessary condition for good relationships.
但是法律训练不是良好人际关系的必要条件。
9·But it does seem to be a necessary condition for the long-term success of nations.
不过，人口增长却似乎是一个国家长期成功的必要条件。
10·Pressure seals are the necessary condition of maintaining abnormal fluid pressure.
压力封闭层是维持异常压力存在的必要条件。