Part 1 字首 表示{状态现象}的字首 dia- = through 穿过
入门字
dialogue (n.) 对话
dia/ logue
through/ word
进阶字
1. diagnosis (n.) 诊断
dia/ gno/ sis
through/ know/ 名词字尾
The doctor's diagnosis is that the patient is suffering from terminal cancer.
医生的诊断认为病患得了末期癌症。
2. diagonal (a.) 斜角的 （n.)对角线
dia/ (a)gon/ al
through/ angle/ 形容词字尾
名词字尾
On the flag of the United Kingdom, there is a diagonal cross underneath the big, central cross.
英国国旗上，在中央大十字架下面还压着一个呈对角线交叉的十字架。
3. diagram (n.) 解说图表， 说明图
dia/ gram
through/ write
The weatherman uses meteorological diagrams to forecast the weather.
气象人员运用气象图表来预报天气。
4. diameter (n.) 直径
dia/ meter
through/ measure
The diameter of a circle is twice the length of its radius.
圆的直径是半径的两倍。
5. diaphanous (a.) 透明的，极薄的
dia/ phan/ ous
through/ show/ 形容词字尾
The cloth is so fine that it looks diaphanous.
这种布料细到看起来像透明的。