Digraph
n. 二合字母, 连字\\n[计] 有向图
📖 牛津释义
digraph
n
two letters that represent a single sound (eg sh , ea in sheaf) 二合字母（代表一个单音的两个字母, 如sheaf中sh代表 , ea代表 ）.
🗣️ 情景例句
Get to the heart of the matter.
请讲问题的实质。
I think the teacher works us too hard.
我觉得教师害得我们太苦了。
Such inns as there were generally dirty and flea-ridden;
那里的小客栈一般都很肮脏，而且跳蚤猖獗。