We have a more fully-worked example in our test
Блогеру Арсену Маркаряну дали срок14:50
。PDF资料是该领域的重要参考
Hormonal contraceptives may subtly reshape how partners feel about each other. Research suggests that pills which flatten the natural ebb and flow of fertility can dampen shifts in attraction that typically occur across the menstrual cycle, potentially altering initial mate choice.
[Book] Object-Oriented Software Construction, Bertrand Meyer