例句：

　　Iron reacts with water and air to produce rust.

　　鐵和水及空氣發(fā)生反應產(chǎn)生鐵銹。

　　They had licensed the firm to produce the drug.

　　他們批準了那家公司生產(chǎn)這種藥物。

　　Our chefs use only the freshest produce available.

　　我們的廚師只用現有最新鮮的農產(chǎn)品。