competitive effect的用法和樣例：
例句
- When a pure line variety is grown at close spacing there is a competition effect.
當一個(gè)純系品種在密的植距下生長(cháng)時(shí)有一種競爭效應。 - This paper develops a simple model in which we examine the effect of competition and productivity spillover on the industrial development in the host country.
本文構建了一個(gè)簡(jiǎn)單的理論模型考察跨國公司的競爭效應和生產(chǎn)率外溢對東道國產(chǎn)業(yè)發(fā)展的影響。
