often是什么意思(often怎么造句呢)

1、often adv.时常; 常常; 往往; 大多;
2、[例句]The disease often goes/ remains undetected for many years.这种疾病经常潜伏多年而不被察觉 。
【often是什么意思(often怎么造句呢)】
3、[其他]比较级:more often 最高级:most often 。

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