Breakthrough experiment
[化] (离子交换)穿透实验; 流穿实验
🧩 词语组成解析
breakthrough
['brek'θrʊ]
n. 突破;穿透;重要技术成就;炉衬烧穿;
🗣️ 情景例句
What does he say?
他说了些什么？
He informed them that his mother had died.
他通知他们的母亲死了。
I have pressing business to attend to.
我有紧急的事情要处理。