我能设计一次碰撞，使动能完全转化。

I can arrange a collision so that all kinetic energy has been removed.

youdao

表单可以只设计一次，然后由各种Web浏览器和富客户机显示。

Forms can be designed once, and then displayed by a variety of Web browsers and rich clients.

youdao

19世纪经历了船舶设计和推进上的一次重大变革。

The nineteenth century witnessed a revolution in ship design and propulsion.

《柯林斯英汉双解大词典》

So this design of having students on campus once a month for intensive classes allows students to continue working full time.

让学生每月来校一次,进行现场教学的设计,允许学生继续全职工作。

哈佛公开课 - 幸福课课程节选

The educational design is hybrid model-- so once a month, students are on class, on site, for intensive on site classes.

我们的教育设计是混合模式-,每个月，学生，有一次现场教学。

哈佛公开课 - 幸福课课程节选