• adj. 罕見的；稀少的；珍貴的；不頻發(fā)的

in-,不，非，frequent,頻繁的。

infrequent (adj.)

1530s, from Latin infrequentem (nominative infrequens) "occurring seldom, unusual; not crowded, absent," from in- "not" (see in- (1)) + frequens (see frequent). Related: Infrequently.

1. her infrequent visits home

她少有的探望家人

來自《權(quán)威詞典》

2. Barriers between nations are reared by slow and infrequent communication.

國與國之間的隔閡是由溝通緩慢而又太少形成的.

來自《簡明英漢詞典》

3. Disturbances are relatively infrequent in British prisons.

相對來說,英國監(jiān)獄不常發(fā)生騷亂.

來自《簡明英漢詞典》

4. Some words are too infrequent to be worthy of inclusion in the dictionary.

一些單詞的使用頻率太低,沒有必要收入詞典.

來自《簡明英漢詞典》

5. Chances to see Ashley alone were all too infrequent these days.

最近,要想與艾希禮單獨會面可不怎么容易呀.

來自飄（部分）