Unless some breakthrough occurs in getting the salt out of seawater, the best hope of a happy marriage between supply and demand comes from much greater restraint among water-users.
除非从海水中提炼盐有突破性进展发生，对供求间愉快联姻的最好期盼是来自用水者的更大的节制。
2
When the Spaniards had taken on board a sufficient supply of wood and of fresh water they set sail, but had scarcely got out to sea when a fever spread among the crew, and became a perfect plague.
西班牙人补充了足够的木材和淡水，又起航了。但是热病开始在船员中蔓延，并形成瘟疫，几乎无法出海。
3
Seawater can be used for a supply of potable water if it can be '.