演讲比赛用英语可以称作“speech contest”。“Speech”在英语中指“演讲”，“contest”指“比赛”。它来源于英语单词“speech”和“contest”的合并。
例句：
I'm participating in a speech contest next week.
The speech contest is open to all high school students.
She won first place in the speech contest.
演讲比赛用英语可以称作“speech contest”。“Speech”在英语中指“演讲”，“contest”指“比赛”。它来源于英语单词“speech”和“contest”的合并。
例句：
I'm participating in a speech contest next week.
The speech contest is open to all high school students.
She won first place in the speech contest.