stepped-up的用法和樣例：
例句
用作形容詞 (adj.)
- This is the main reason for not revving up the engine when it's first started.
這就是為什麼在第一次啟動時不要急加速的原因。 - Normal driving, the Camry is a quiet car, the transmission gear to speed up the time is also very smooth, no shifting of the fruste.
平常的駕駛中，凱美瑞絕對是一輛安靜之車，變速波箱在加速的時候也非常順滑，絲毫沒有換檔的頓挫。 - Think about which skill you need to brush up on the most.
想想哪項技巧是你最需要加強的。 - For most foreigners affected by the stepped-up security, the welcome mat was rolled up over a period of weeks or months.
受到逐步加強的安全措施影響的大部份外國人，歡迎光臨的腳墊已被捲起了數個星期或幾個月。
辭彙搭配
- stepped up 加速的(加強了的)...
