DLA

例句：

1. 1. The farmer used a DLA to harvest the wheat.
   农民使用脱粒机收割小麦。
2. 2. The DLA is essential for separating grains from their husks.
   脱粒机对于从谷物壳中分离出谷物至关重要。
3. 3. The DLA was designed to make harvesting easier and more efficient.
   脱粒机的设计旨在使收割过程更加简便和高效。