Delta-rays
[医] δ-[射]线
🧩 词语组成解析
delta
['deltə]
n. 希腊语字母表第四字母δ;（河流的）三角洲;[数]变量增量;
n. 射线；[俚]日光浴；光线（ray的复数）
🗣️ 情景例句
I strongly agree.
我绝对同意。
Labour is often the father of pleasure.
勤劳常为快乐之源。
When he received a very rude reply from one of the workmen.
其中一个工人粗鲁地回了几句。