discusn.铁饼；掷铁饼比赛discus lentiformis丘脑底核, 丘脑下体discus retractilis回缩盘(苔藓虫)discus articularis关节盘discus interpubicus[医] 耻骨间盘, 耻骨间纤维软骨板discus sport result铁饼比赛成绩discus nervi optici眼盲部, 视神经乳头, 视神经盘discus quality heart铁饼质心discus nervi opticus眼外伤discus intervertebralis椎间盘discus throwing technique投掷技术

1. The discus event is very exciting.
   掷铁饼很刺激。
2. Form Five pupil working as a helper during his school's sports day needed four stitches on the back of his head after he was struck by a discus.
   一名中五男生在学校陆运会担当掷铁饼工作人员，被铁饼击中，需要缝四针。