assertion是什么意思

n.主张,断言,声明

1、His assertion that he didn't know about the plans was met with skepticism.
他声称自己不知道这些计划，但遭到怀疑。
2、I would like to challenge your assertion that all cats are selfish.
我想质疑你说所有猫都自私的说法。

断言；主张；声明；坚持