This is the 3145th most frequent Chinese word.
严密
Strict; tight; rigorous; meticulous.
Here, "严密" means rigorous or thorough, highlighting the precision and meticulous nature of the scientist's data analysis.
科学家对实验数据的分析非常严密。
Scientists analyze experimental data very rigorously.
In this context, "严密" emphasizes thoroughness and attention to detail, essential for successfully managing a case investigation.
这起案件的侦查工作进行得很严密。
The investigation of this case is being carried out meticulously.
"严密" here denotes strictness and comprehensive coverage, referring to the exhaustive inspection processes to guarantee safety.