2. This is the thirteenth country he visited. 这是他访问的第十三个国家。
3. In second period, form the thirteenth NPC and the fourteenth NPC, it is the mature cognition period to Socialism in Primary Stage. 第二阶段,从党的十三大到党的十四大,是对社会主义初级阶段认识成熟和理论形成阶段。
英英解释
n.
1. position 13 in a countable series of things
2. coming next after the twelfth in position