Definitions

[1] adj. 时常发生的, 频繁的, 快速的

[2] vt. 时常来访, 常常聚集, 常与...交往

[ 'fri:kwәnt ]

1. They make frequent trips to Europe.
   他們經常去歐洲。
2. Fiona's letters were becoming less and less frequent.
   Fiona的信件越來越少。
3. His visits became less frequent as time passed.
   他渐渐地不常登门了.
4. The use of trust-region algorithms is becoming more and more frequent.
   信赖域的算法越来越常用。
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