fix

确定；固定；（尤指简单、暂时的）解决办法

【例】Has the date of the next meeting been fixed? 

下次会议的日期确定了没有？

flagship

旗舰；拳头产品；佼佼者

【例】This is our flagship and it wins the favor of the consumers both at home and abroad.

这是我们的拳头产品，它赢得了国内外消费者的青睐。

flat

萧条的；单调的；平坦的；公寓；断然；直截了当

【例】The market of consumer durables has been flat for several months.

耐用消费品市场已经有好几个月处于低迷状态。

flawed

有缺陷的；有瑕疵的；有裂纹的

【例】If the foundations are flawed the house will come tumbling down.  

如果地基不牢，房子将会倒塌。

flexible

灵活的，可通融的；柔韧的

【例】On the basis of pragmatic and flexible business strategy, this enterprise has become the most influential one in its industry.

基于务实和灵活的经营策略，这家企业在同行中最具影响力。