pair off

动词 pair off:

1. form a pair or pairs
   同义词：pair, partner off, couple

1. The student have all pair off by the end of term.
   到学期末学生都已成双结对的了。
2. I suppose Mr Lin will pair off with Miss Wang in the end.
   我料想到头来林先生总会和王小姐结成夫妇。
3. After dinner we paired off and went to dance.
   饭后我们成双成对地跳舞去了。