spar
verb [ I ] uk/spɑːr/ us/spɑːr/ -rr-
（作为练习）轻拳出击
to practise boxing, without hitting hard
争论，争吵
to argue
Frank and Jill always spar with each other at meetings, but really they're good friends. 弗兰克和吉尔总在会议上争吵，可他俩确实是好朋友。
spar
noun [ C ] sailing specialized uk/spɑːr/ us/spɑːr/
（尤指船上用作桅杆的）圆材
a strong pole, especially one used as a mast to hold the sail on a ship