step up
US
UK step [sth] up, step up [sth] vtr phrasal sep: (increase)
SC 增加 zēng jiā
TC 增加
TC 增加
SC 加快 zēng jiā，jiā kuài
TC 加快
TC 加快
As demand grew for its environmentally friendly products, the business had to step up production. I had to step up my training regime as the day of the race approached.
随着比赛临近，我必须增加训练量。
随着对其环保产品需求的上涨，该公司不得不加快生产。
step up vi phrasal: (present yourself, volunteer) (比喻自愿做某事)
SC 站出来 zhàn chū lái
SC 自告奋勇 zhàn chū lái，zì gào fèn yǒng
The chairman asked for a volunteer and Andrew stepped up.
主席需要一名志愿者，安德鲁站了出来。
step up n: (increase in status)
SC 提高（身份、地位等） tí gāo shēn fèn dì wèi děng
SC 升级 tí gāo shēn fèn dì wèi děng，shēng jí
TC 升級
TC 升級
SC 晋级 tí gāo shēn fèn dì wèi děng，jìn jí
That promotion was really a step-up for you.
那次升职真的提高了你的地位。
step up the pace v expr: (increase speed)
SC 加快速度 jiā kuài sù dù