President Trump and Kim Jong Un's courtship has been nothing if not fickle.

特朗普总统和金正恩的关系一直反复无常。

That visit marked the start of a courtship.

那次访问是加拿大向中国示好的一个开始。

Anna, the dance just shows the courtship tradition.

安娜，这个舞蹈只是展示求爱的传统。

Well, surer than the customs of well-bred courtship will allow.

但我们按规矩来的话，是做不到的。

Courtship display, or mating rituals are a set of behaviours that animals perform as part of courtship.

求偶展示或交配仪式是动物在求偶过程中表现的一系列行为。

The brief courtship complete, there isn't a moment to lose.

它们的交配很短暂，不浪费一分钟。

And number three, courtship behavior, we use body language.

第三点，求爱行为，我使用肢体语言。

Spotted... Serena and not-so-lonely boy. Clearly past courtship in the courtyard.

注意，Serena和不再单身的男孩，显然在庭院里平安度过了求爱期。

This spectacular courtship display is called the lek, an old north word meaning dance.

这种特殊的求偶表演叫做 lek，一个古老的北欧词，意为舞蹈。

And women had to view diamonds as an integral part of courtship.

而女人必须把钻石看成是求爱必不可少的部分。