- [usually before noun]
happening all the time or repeatedly 連續發生的；不斷的；重複的 There were constant interruptions. 不斷有人打擾。 a constant stream of visitors all day 整天絡繹不絕的遊客 The ruined buildings serve as a constant reminder of the war. 被毀的建築不斷提醒人們戰爭。 The constant threat of violence from the other inmates was hard to deal with. 來自其他囚犯的持續暴力威脅很難處理。 Doctors are under constant pressure to treat more and more patients. 醫生承受着治療越來越多病人的持續壓力。 Babies need constant attention. 嬰兒一刻也離不開人。 This entrance is in constant use. 此入口經常使用。
Extra ExamplesHe is very ill and needs constant attention. 他病得很重，需要寸刻不離的照顧。 Her constant chatter was beginning to annoy him. 她無休止的唠叨開始使他心煩。 Her daughter is a constant source of worry to her. 她的女兒總是讓她憂心。 I have been in constant pain since the accident. 事故發生後，我一直很痛苦。 It was a constant battle to avoid bankruptcy. 避免破産是一場持續的戰鬥。 She still has constant nightmares. 她仍然經常做噩夢。 The business world is one of constant change. 商界是一個不斷變化的世界。 The old buildings are in constant need of repair. 這些舊建築一直需要修理。 The vehicles were in constant use. 這些車輛一直在使用。
Oxford Collocations Dictionaryverbs- be
- remain
- stay
- …
- fairly
- reasonably
- relatively
- …
- across
- over
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that does not change 不變的；固定的；恒定的 The car was travelling at a constant speed of 50 mph. 汽車以每小時50英裏的恒定速度行駛。 The samples need to be stored at a constant temperature. 這些樣本需要在恒溫下保存。 Crime levels remain constant. 犯罪率保持不變。 Ross was his most constant and loyal friend. 羅斯是他最忠實可靠的朋友。
Extra ExamplesAll variables except one must be held constant. 除了一個變量以外，其他所有變量必須保持恒定。 Prices have remained constant over this period. 價格在這一時期保持不變。 The level of unemployment remains fairly constant at around 10%. 失業率一直維持在 10% 左右，比較穩定。 The temperature must be kept constant. 溫度必須保持不變。 These electrical properties are virtually constant across a wide range of temperatures. 這些電性能在很大溫度範圍内幾乎保持不變。 These figures were virtually constant across the 1991 and 2001 censuses. 這些數字在1991年和2001年的人口普查中實質上沒有變化。
Oxford Collocations Dictionaryverbs- be
- remain
- stay
- …
- fairly
- reasonably
- relatively
- …
- across
- over
Word Originlate Middle English (in the sense ‘staying resolute or faithful’): from Old French, from Latin constant- ‘standing firm’, from the verb constare, from con- ‘with’ + stare ‘stand’. The noun senses date from the mid 19th cent.