Neutron activation analysis
[化] 中子活化分析
🧩 词语组成解析
activation
[,ækti'veiʃən]
n. 活化，激活，[化]活化作用;致活;
🗣️ 情景例句
Come in, Michelle,
请进 ，Michelle
Sorry, but she is out.
很抱歉，她出去了。
They were expecting their sixth child and were faced with even more pressing economic problems.
第6个孩子即将问世，他们面临着更为严峻的经济问题。