Parsec
n. 秒差距(天体距离单位)
🗣️ 情景例句
Quiet!
安静点儿！
I'll pick up ticket at the airport counter.
我会在机场柜台拿机票。
After his attempt, Campbell was disappointed to learn that his average speed had been 299 miles per hour.
比赛结束后，坎贝尔非常失望地得知他的平均时速是299英里。