Rice is the staple food of more than half the world's population.

稻米是全世界一半以上人口的主食。

The Chinese also eat a type of pasta as part of their staple diet.

中国人也把一种面食作为他们的主食之一。

Staple goods are disappearing from the shops.

日常商品正从商店中消失。

Political reporting has become a staple of American journalism. [+ of]

政治新闻已成为美国新闻报道的主要内容。

Staple some sheets of paper together into a book. [VERB noun with adv.]

用订书机将几页纸装订成册。

...polythene bags stapled to an illustrated card. [VERB-ed]

订在一张插图卡片上的几个塑料袋