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- Furthermore, biogenic minerals in geological environments can be used as biosignatures, which help to retrieve the origin and evolution of life on Earth and other planets. 此外，在地質(zhì)環(huán)境中生物成因的礦物還可以作為一種生物信號，用來(lái)重建地球和其他行星的起源和演化。
- 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。
- A miner's lamp is fixed onto his helmet. 礦燈固定在礦工的頭盔上。
- The second period, from 1.25 Ma to 0.8 Ma, showed low biogenous mineral contents and represented a severe environment. 第三時(shí)期，四十八萬(wàn)年到八十萬(wàn)年前左右，生物源礦物的組成幾乎只有方解石，可反應營(yíng)養鹽組成變化，而造成鈣質(zhì)殼體生物成為優(yōu)勢；
- The gold miner staked out his claim. 那位淘金者立樁標出他的地界。
- 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。
- I think it is dangerous to be a miner. 我認為當礦工是很危險的。
- The third period, from 0.8 Ma to 0.48 Ma, calcite was the major biogenous minerals instead of opal.It implied a different nutrient condition. 第四時(shí)期，約四十八萬(wàn)年以來(lái)的沉積物記錄大致可以與晚第四紀全球氣候十萬(wàn)年周期的變遷相呼應。
- The steel worker come out in sympathy with the miner. 鋼鐵工人為聲援礦工舉行了罷工。
- Some people turn up their noses if you say your father was a miner or a docker. 如果你說(shuō)你的父親當過(guò)礦工或碼頭工人，有人就瞧不起你。
- Fermentation is a biogenic process. 發(fā)酵是一種生物化學(xué)反應過(guò)程。
- Thus perhaps even clouds and rain may be biogenic. 以此推論，甚至乎云層雨水也是由生物活動(dòng)產(chǎn)生的。
- A coal miner's work is not a bed of roses. 煤礦工人的活計可不輕松。
- The miner staked off his claim . 這礦工用樁標出他的地界。
- The miner's leader called out his men. 礦工領(lǐng)袖叫手下的人罷工。
- A coal miner's job is dirty and dangerous at best. 即使是在最好的條件下，煤礦工人的工作也是又臟又危險的。
- The miner work at the face eight hour a day. 礦工們在采掘面上每天工作八小時(shí)。
- The retiring miner delivered his pneumatic drill over to his successor. 這位即將退休的礦工把風(fēng)鉆移交給他的接班人。
- Sam heard and remembered many miner's yarns. 塞姆聽(tīng)到和記下了許多礦工的故事。
- There were surprising sides to this retired miner. 這位退休的礦工真有許多使人們意想不到的方面。
