competition的形容詞形式以及中文意思

Are your products and services competitive? How about marketing?

你們的產品和服務有競爭力嗎？營銷又怎麼樣呢？

He did not particularly want to take up a competitive sport

他並不特別想從事競技體育運動。

Universities are very competitive for the best students.

大學對優等生的`爭奪十分激烈。

The company say they're able to keep pricing competitive

該公司説他們能夠使定價保持競爭力。

Japan is a highly competitive market system

日本實行競爭激烈的市場體制。