retroactive
英 [retr??'?kt?v]
美 [,r?tro'?kt?v]
- adj. 追溯的；有追溯效力的；反動(dòng)的
中文詞源
retroactive 有追溯力的retro-,向后，往回，active,有效力的。
英文詞源
- retroactive (adj.)
- 1610s, from French rétroactif (16c.) "casting or relating back," from Latin retroact-, past participle stem of retroagere "drive or turn back," from retro- "back" (see retro-) + agere "to drive, set in motion" (see act (v.)). Related: Retroactively.
雙語(yǔ)例句
- 1. The seagulls swirled in aerial combat over the barges.
- 海鷗盤旋在駁船上方，展開空中的搏斗。
來(lái)自柯林斯例句
- 2. a flock of seagulls
- 一群海鷗
來(lái)自《權(quán)威詞典》
- 3. Seagulls followed in the wake of the huge ship.
- 海鷗尾隨于大船之后.
來(lái)自《簡(jiǎn)明英漢詞典》
- 4. The seagulls were wheeling in the air above the ship.
- 海鷗正在船上面盤旋.
來(lái)自《現(xiàn)代漢英綜合大詞典》
- 5. There is a seagull perched atop the mast.
- 有一只海鷗停歇在桅桿上.
來(lái)自《簡(jiǎn)明英漢詞典》