quantum
英 ['kw?nt?m]
美['kwɑnt?m]
- n. 量子論；額；美國昆騰公司（世界領(lǐng)先的硬盤生產(chǎn)商）
GRETOEFL中低頻詞常用詞匯
詞態(tài)變化
復(fù)數(shù):?quanta;
中文詞源
quantum 量子
來自拉丁語quantus,多大，多少，-um,中性格。用于物理名詞量子。
英文詞源
- quantum (n.)
- 1610s, "one's share or portion," from Latin quantum (plural quanta) "as much as, so much as; how much? how far? how great an extent?" neuter singular of correlative pronominal adjective quantus "as much" (see quantity). Introduced in physics directly from Latin by Max Planck, 1900; reinforced by Einstein, 1905. Quantum theory is from 1912; quantum mechanics, 1922; quantum jump is first recorded 1954; quantum leap, 1963, often figurative.
雙語例句
- 1. The scale of migration took a quantum leap in the early 1970s.
- 20世紀(jì)70年代初，移民的規(guī)模驟然擴(kuò)大。
來自柯林斯例句
- 2. Both quantum mechanics and chaos theory suggest a world constantly in flux.
- 量子力學(xué)和混沌理論都表明世界永遠(yuǎn)處于不斷變化中。
來自柯林斯例句
- 3. The vaccine represents a quantum leap in healthcare.
- 這種疫苗的問世是醫(yī)療保健領(lǐng)域的重大突破。
來自柯林斯例句
- 4. Each person receives his proper quantum.
- 每人得到應(yīng)有的一份.
來自《簡(jiǎn)明英漢詞典》
- 5. His mind moves in quantum leaps, manipulating ideas and jumping on to new ones as soon as he can.
- 他的腦子飛快地轉(zhuǎn)著，分析著各種想法，還不時(shí)冒出新的點(diǎn)子來。
來自柯林斯例句