1、this的复数是these,指代人或物,意思是这,这些(指人或物),常见的短语有these day,意思是这些天目前,these people,意思是这些人,these things,意思是这些东西。

2、When food comes out of any oven, it should stand a while. During this delay the centre carries on cooking。食物出炉后都应该静置一会。在此期间,中心部分还在继续加热。