他给了我一串甘美的葡萄.He gave me a bunch of mellow grapes.清淡的甘美的滋味于是普遍于家家且人人了.And thus it is their delicate, sweetly refreshing flavour that reaches every household.你把雨看成甘美的水.You regard rain as refreshing water....
Stern also studies and observes the behaviour of babies.斯特恩还研究观察婴儿的行为。He observes carefully but says little.他总是仔细观察,很少说话.He observes keenly but says very little.他观察敏锐,却很少发言....