| 单词 | ultra- |
| 释义 | ultra-Word family adjectiveultranounultraismultraistprefixultra- ultra- /ʌltrə/ prefix 1 EXTREMEextremely 极(度) an ultra-modern building 极现代的建筑 He remained ultra-cautious. 他一向极其谨慎。 an ultra-light jacket 极轻的夹克 2 technicalABOVE above and beyond something in a range 外；超 ultrasound (=sound that is too high for humans to hear) → infra- 超声(波) Examples from the Corpus ultra-• an ultramodern building• ultraviolet light Latin ultra “beyond”, from ulter; → ULTERIOR |
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