quadruple,quagmire,quaint,qualms,quash

quadruple 成為四倍

We have quadrupled our investment on this stock.

quagmire 困境

We are not sure how the company got into such a quagmire.

quaint 奇特的

The main street is lined with quaint boutiques,art galleries,and antique shops.

qualms 不安 暈眩

He was overwhelmed with qualms after he made the decision.

quash 壓碎 平息

Our hopes were quashed after the announcement.