pair

• Leonato thought they would make a discordant pair .
  里奥那托认为他们不适宜作夫妻。
• Each of the states splits up into pairs of levels .
  每一种能态都将裂变成两种能极。
• The heart is dorsal and is provided with paired ostia .
  心脏位于背方，有一对心门。
• Lady : but my sister bought this pair last month .
  女士：但这一双是我姐上个月买的。
• I live up two pair of stairs front .
  我住在三楼前室。
• The students had all paired off by the end of term .
  到学期末学生都已成双结对的了。
• That is a different pair of shoes .
  那是另外一件事。
• We still lack a pair of chopsticks .
  还少一双筷子。
• His solid form towered over the pair of them .
  他的魁梧的身材在他们两人面前居高临下。