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- All fibers are more or less doubly refractive. 所有纖維都具有程度不同的雙折射。
- All fibers are more or less doubly refractive 所有纖維都具有程度不同的雙折射。
- Crystals having this property are said to be doubly refracting, or birefringent. 具有這種性質(zhì)的晶體叫做雙折射晶體。
- He doubles the parts of a farmhand and a miner. 在這出戲里他既扮演雇農又扮演礦工。
- It possessed rich mineral deposits, including gold. 它擁有豐富的礦藏，包括黃金。
- The country possesses rich mineral resources. 這個(gè)國家有豐富的礦產(chǎn)資源。
- No potassium did we find in this mineral. 在這種礦石中我們沒(méi)有發(fā)現鉀。
- A miner's lamp is fixed onto his helmet. 礦燈固定在礦工的頭盔上。
- The gold miner staked out his claim. 那位淘金者立樁標出他的地界。
- I am doubly indebted to you-- for the party and for your generous gift! 你為我操辦歡送會(huì )并贈送厚禮,這樣的深情厚誼我銘記在心。
- He sketched the coal miner in a few minutes. 他幾分鐘就畫(huà)了一幅那位煤礦工人的素描。
- Those countries are rich in mineral resources. 那些國家礦物資源很豐富。
- You've got to be doubly careful when you're driving in fog. 霧天開(kāi)車(chē)你得加倍小心。
- We are digging for mineral deposits. 我們正在掘地探礦。
- Each mineral has crystals of a particular shape. 每種礦物的晶體都有其特殊的形狀。
- I think it is dangerous to be a miner. 我認為當礦工是很危險的。
- The family is doubly troubled; they have no money and now their father is ill. 那戶(hù)人家真是禍不單行，他們本來(lái)就窮，現在他們的父親又生了病。
- A narrowing of a mineral deposit, as in a mine. 減少礦物沉積物的減少，如在煤礦中
- An actual or probable mineral deposit. 礦石，礦藏確實(shí)的或可能的礦藏
- But to ban them and berate them seems doubly dippy. 但是禁止或者嚴厲指著(zhù)他們看起來(lái)是不理智的。
