It was hard to draw clear lines of demarcation between work and leisure.

在工作和闲暇之间很难划出明确的界限。

Talks were continuing about the demarcation of the border between the two countries.

关于两国之间边界划定的谈话仍在继续着。

Coordination points (transaction demarcation).

协调点(事务划分)。

We'll focus on programmatic transaction demarcation.

我们将侧重于编程式事务界定。

Transaction demarcation code is separated from the DAO.

事务界定代码从DAO中分离出来。