nurse-crop

基本解釋

It is generally advantageous to sow pasture seeds with a companion grazing nurse crop.
一般在播種草種時，同時播種放牧保護(hù)作物是有好処的。
Cover crop; nurse crop A companion crop grown to protect some other crop sown with it, as small grain is sometimes seeded with clover.
護(hù)田作物;遮蓋作物一種用同其它作物一起播種的作物,用來保護(hù)其它作物。例如三葉草有時和一些小糧食作物一起播種。
The nurse diluted the drug with saline water.
護(hù)士用生理鹽水把葯加以稀釋。
Rice is the chief crop in most southern provinces.
稻子是大多數(shù)南方省份的主要作物。
The grain crop has gone down this year.
今年的糧食作物産量下降了。