“使简短”常见的英文表达有：make it brief 、keep it short 。
make it brief：强调让内容或表达变得简洁明了。例如：Please make your presentation brief so we have time for questions.（请让你的演示简短些，这样我们就有时间提问了。 ）
keep it short：侧重于要求控制时长、篇幅，不要过长。例如：The teacher told the students to keep their answers short during the quiz.（老师告诉学生们在测验中回答要简短。 ）