sped up
US /spɛd ʌp/
UK /spɛd ʌp/
短语动词
加速, 加快
to increase in speed; to make something go faster
示例:
•
The car sped up as it approached the highway.
汽车驶近高速公路时加速了。
•
We need to speed up the production process.
我们需要加快生产过程。