infrequency
英 [ɪn'fri:kwənsɪ]
美 [ɪn'frikwənsɪ]
- n. 罕见；很少发生
英语词源
- infrequency (n.)
- c. 1600, from Latin infrequentia "a small number, thinness, scantiness," noun of quality from infrequentem (see infrequent). Related: Infrequence (1640s).
权威例句
- 1. With their greater infrequency the sounds increased in strength and sharpness.
- 寂静的间歇逐渐变长;声音的迟延变得难以忍受.
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