典型例句：The general practitioner diagnosed the illness of the baby as pneumonia.
译文：综合科医生把婴儿的病诊断为肺炎。
想一想：diagnosis
Key:n.诊断;审察，查究，分析，判断
diagnosis n.诊断;审察，查究，分析，判断
典型例句：The engineer made a complete diagnosis of the bridge's collapse.
译文：工程师对桥的倒塌做了一次彻底的调查分析。
diagram n.图解，图表，简图
典型例句：Can you draw a diagram showing how the machine works?
译文：你能绘一张图来说明机器是如何运转的吗?
巧记：dia(穿过)+gram(写)=上下交叉画图=图表
dialect n.方言，土语，地方话
典型例句：English is an Indo-European dialect.
译文：英语是印欧语的一支。
diameter n.直径
典型例句：The pond has a diameter of three hundred metres.
译文：这池塘直径有300米。
巧记：dia(穿过)+meter(测量)=穿过两头测量=直径
