yield 
　?、賤. to produce or provide sth. ，for example a profit, result or crop出產(chǎn)（作物）；產(chǎn)生（收益、效益）
　　The research has yielded useful information. 這項研究提供了有用的資料。
　?、趎. the total amount of crops, profits, etc. that are produced產(chǎn)量；產(chǎn)出；利潤
　　Subsidies for pesticides and artificial fertilizers encourage farmers to use greater quantities than are needed to get the highest economic crop yield. 在殺蟲劑和人造化肥上的補(bǔ)貼鼓勵了農(nóng)民對其過量使用以達(dá)到最高的經(jīng)濟(jì)作物產(chǎn)出量。