perpetual
- adj. 永久的;不断的;四季开花的;无期限的
词态变化
助记提示
中文词源
来自perpetuate,使持续。
英文词源
- perpetual
- perpetual: see repeat
- perpetual (adj.)
- mid-14c., from Old French perpetuel "without end" (12c.) and directly from Latin perpetualis "universal," in Medieval Latin "permanent," from perpetuus "continuous, universal," from perpetis, genitive of Old Latin perpes "lasting," probably from per- "through" + root of petere "to seek, go to, aim at" (see petition (n.)). Related: Perpetually. Perpetual motion is attested from 1590s.
双语例句
- 1. Little by little she lost the taut, strained air of perpetual anxiety.
- 长期焦虑带来的紧张而疲惫的神色从她脸上慢慢消失了。
来自柯林斯例句
- 2. Nothing seems to dampen his perpetual enthusiasm.
- 似乎没有什么能让他那持久的热情消退。
来自柯林斯例句
- 3. Outdoors, mosquitoes and midges were a perpetual torment.
- 在户外,蚊子和蠓虫永远让人不得安生。
来自柯林斯例句
- 4. the perpetual noise of traffic
- 持续不断的交通噪声
来自《权威词典》
- 5. He is on a perpetual search for truth.
- 他毕生在寻求真理.
来自《简明英汉词典》