并列题名：Capillarity and wetting Capillarity and wetting 并列题名：8 billion and counting 并列题名：Popularity and classics 并列题名：Data security and trading 并列题名：Celebrity and art 并列题名：Choice and writing 并列题名：Flexibility and guiding 并列题名：Polarity and analogy 并列题名：Ambidexterity and win-win