5.3语义优先意识 Development of a good method of removing the salt so that sea water could be used for irrigation would transform millions of square miles of desert to farming land. 。 若设法从海水中除去盐分，将海水用于灌 溉，就会使数百万平方英里的沙漠变成良 田。 5.3 语义优先意识 • Development of a good method of removing the salt so that sea water could be used for irrigation would transform millions of square miles of desert to farming land. • 若设法从海水中除去盐分，将海水用于灌 溉，就会使数百万平方英里的沙漠变成良 田