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1·She stepped up to receive her prize.

她走上前去领奖。《牛津词典》

2·The country stepped up internal security.

该国加强了国内安全防卫。《柯林斯英汉双解大词典》

3·He has stepped up his training to prepare for the race.

他为准备那场比赛加强了训练。《牛津词典》

4·Activists stepped up their demands for local autonomy last month.

活动的积极分子上个月提高了其对地方自治的要求。《柯林斯英汉双解大词典》

5·He stepped up to the microphone and swung into his rah-rah speech.

他走到麦克风前，迅速发表了鼓动性的演说。《柯林斯英汉双解大词典》

6·Coming out of the final bend, the runner stepped up a gear to overtake the rest of the pack.

赛跑者绕过最后一个弯道后开始加速，以图超越同组的其他选手。《牛津词典》

7·Feeling quite nervous I didn't notice that another person had stepped up to the counter.

我感到很紧张，没有注意到另一个人已经走向柜台。

8·She suddenly stepped up.

她突然间上了车。

9·You really stepped up.

你们真的进步了。

10·The girl stepped up to school.

女孩子加快步伐去上学。