1. 论争：contestant 竞争者 | contestation 论争 | context 上下文
2. contestation
2. 论争/主张：contestant /竞争者/选手/ | contestation /论争/主张/ | context /上下文/背景/来龙去脉/
3. 争论, 论点 (名)：contestant 竞争者 (名) | contestation 争论, 论点 (名) | context sensitive help 背景帮助, 内容适合使用者目前情况的说明视窗 (计算机用语)
noun
1. a contentious speech act
a dispute where there is strong disagreement
e.g. they were involved in a violent argument
Synonym: controversycontentiondisputationdisceptationtiltargumentarguing