Lesson 72 A car called Bluebird “蓝鸟”汽车

racing [ˈreisiŋ] n. 竞赛

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A: She won a top prize for flying racing planes.

B: She didn't tell me that before.

A：她曾在飞行竞赛中获得头奖。

B：她之前没告诉过我。

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per [pəː] prep. 每

Utah [ˈjuːtɑː] n. 犹他（美国州名）

horsepower [ˈhɔːsˌpauə] n. 马力

burst [bəːst] v. 爆裂

【扩】crack 使裂开

【搭】burst into 闯入

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A: They've turned off the water while they mend a burst pipe.

B: Why don't they turn it on after that?

A：他们修理爆裂的水管时，关上了水门。

B：为什么过后他们不打开呢？

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average [ˈævəridʒ] adj. 平均的

footstep [ˈfutstep] n. 足迹