1. Many grass-seed was frozen to death in the winter.
    许多草籽在冬天冻死了。

2. The forest authorities ordered several tons of a special type of grass-seed which would grow quickly.
    森林管理当局订购了好几吨一种生长迅速的特殊类型的草籽。

3. When the fire had at last been put out, the forest authorities ordered several tons of a special type of grass-seed which would grow quickly.
    当火最后被投入了，森林当局定购了迅速会增长草种子的一个特殊类型的几吨。

4. grass-seed的反义词

4. When the fire had at last been put out, the forest authorities ordered several tons of special type of grass-seed which would grow quickly
    在火终于被扑灭的时候，森林管理局订购了好几吨特殊速生草籽。森林防火是你们的责任。

5. When the fire had at last been put out, the forest authoritiesordered several tons of a special type of grass-seed which would grow quickly.
    在大火最后被扑灭后，森林管理当局订购了好几吨一种生长迅速的特殊类型的草籽。

6. grass-seed的解释

6. When the fire had at last been put out, the forest authoritiesordered several tons of a special type of grass-seed which wouldgrow quickly.
    在大火最后被扑灭后，森林管理当局订购了好几吨一种生长迅速的特殊类型的草籽。