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1·Alaska's famed Iditarod Trail Sled Dog Race officially kicked off last Sunday.

上周日，著名的艾迪塔·罗德狗拉雪橇比赛在阿拉斯加正式开赛。

2·She held off all the last-minute challengers and won the race in a new record time.

她最后一刻甩掉了所有对手，以新的纪录赢得了赛跑冠军。《牛津词典》

3·How well off you are in old age is largely determined by race, sex, and marital status.

你老年生活的幸福在很大程度上取决于种族、性别和婚姻状况。《柯林斯英汉双解大词典》

4·The race was called off as a cyclone struck.

由于旋风袭击，比赛被取消了。《柯林斯英汉双解大词典》

5·There is no attempt to call off the race.

没有取消比赛的意图。

6·The real space race is whether we will colonise off Earth on to other worlds before money for the space programme runs out.

真正的太空竞赛是我们是否会在太空计划的资金耗尽之前，在地球以外的其他星球建立殖民地。

7·Participation in a deadly car race gives you the right to cut off your rival, ram his car, hit it in the rear and do anything that is not allowed on the road.

参与到一场死亡赛车中，你拥有阻断对手的权利，冲撞他的赛车，从后面撞它，做任何在公路上不允许的事。

8·George gets himself off the seat and shuffles into the study, like a man in a sack race.

乔治从马桶上站起来，然后慢吞吞地走进书房，就像一个套袋赛跑里的人。

9·Taper off training three weeks before the race. In the last week, do almost none.

在比赛前三周，逐渐停止练习；直到最后一周什么也不做。

10·To be specific, it may start off an arms race in outer space, and may also extend the arms race from offensive weapons to defensive weapons.

具体而言，一是可能将军备竞赛引入外空，二是可能将军备竞赛从进攻性武器扩大到防御性武器。