adv.迅速地,敏捷地;倏忽;飞;赶;
例句:
The police were swift to act.
警方行动迅速。
The military on the front went swiftly ahead.
前方的军事局势急转直下.
We must value the good time which passes swiftly like flowing water.
我们要十分珍惜这似水流年的好年华.