stepped-up
['stept.ʌp]
adj. 加速的, 加强的
例句与用法：
They stepped out of the sun into the coolness.
他们到阴凉处躲避烈日。
He felt a sharp prick when he stepped on a upturned nail.
他一脚踩在一枚尖头朝上的钉子上，感到一阵剧痛。
The driver blew his horn when the child stepped in front of the car.
当小男孩走到汽车前面时，汽车司机按响了喇叭。
He stepped on a sharp thorn.
他踩到一根尖刺。
She stepped on a loose stone and twisted her ankle.
她踩到一块松动的石头上，扭伤了脚踝。
Stepped out ten feet and then put a mark in the ground.
量出10英尺; 然后在地上做个记号。
A step made in walking; a stride.
一步行走时跨出的一步; 一大步
The band struck up as soon as the President stepped ashore.
总统一踏上岸，乐队便开始演奏起来。
详细释义：
a.
加速的; 加强的