🧩 词语组成解析
racing
['reisiŋ]
n. 速度比赛，赛跑，赛马，赛车等;竞赛;
adj. 专为比赛而设计或饲养的，比赛用的;
vi. 赛马(race的ing形式);竞赛;
🗣️ 情景例句
This is something you'll have to work out yourself.
这就是你必须自己做出决定的事情。
He is far too qualified for such a menial position.
他做那样卑贱的工作，未免太可惜了。
It did not take the firefighters long to put out the fire, and they at once started to look for causes of the fire.
消防队员没花多时间就把大火扑灭了，他们马上开始调查火灾发生的原因。