occasional的词典解释

1. 偶尔的，偶然的，非经常的，不经常的
2. 临时的
3. 特殊场合的，个别的，特殊的
4. 应景的，应时的
5. 必要时的
6. 不定期的
7. 无规律发生的
8. 节日的

1. occurring from time to time;

   "took an occasional glass of wine"
   

2. occurring or appearing at usually irregular intervals;

   "episodic in his affections"
   "occasional headaches"
   

3. occurring from time to time;

   "casual employment"
   "a casual correspondence with a former teacher"
   "an occasional worker"
   

4. recurring or reappearing from time to time;

   "periodic feelings of anxiety"
   

1.偶尔的；间或的；有时发生的
Occasional means happening sometimes, but not regularly or often.

occasional的反义词

e.g. I've hadoccasional mild headaches all my life...
间或发作的轻微头疼困扰了我一辈子。
e.g. Esther used to visit him for theoccasional days and weekends.
埃丝特过去会偶尔在周末或别的日子来探望他。

1. I drink the occasional wine.
   我偶尔喝葡萄酒。

1. This thing isn't occasional.
   这件事不是偶然的。

• Lycidas is an occasional poem, called forth by a specific event.

  出自：N. Frye

occasional，uncommon，scare，rare

这些形容词均含“稀罕的、很少发生”之意。

occasional指偶然、不时或间或发生的事，侧重无规律可循。

uncommon指一般不发生或很少发生的事情，故显得独特、异常与例外。

scare指暂时不易发现、不存在或数量不足，供不应求的东西。

rare指难得发生的事或难遇见的人或事，侧重特殊性。