?precursors

precursors 發(fā)音

英：[pri(?)?k??s?z]　　美：[pri?k?rs?rz]

英：　　美：

precursors 中文意思翻譯

precursors 詞性/詞形變化，precursors變形

原型:precursor

precursors 短語詞組

1、metal precursors ─── 金屬前體

2、precursors of utilization ─── 利用前體

precursors 相似詞語短語

1、precursory law ─── 前兆定律

2、amyloid precursor protein ─── [醫(yī)]淀粉樣前蛋白

3、precursor ─── n.先驅(qū)，前導(dǎo)；（尤指經(jīng)新陳代謝形成另一種物質(zhì)的）前體，前質(zhì)；前兆

4、precursory means ─── 前兆手段

5、precursory ─── adj.前兆的（等于precursive）；先驅(qū)的

6、precursory define ─── 前兆定義

7、precursory stop ─── 前兆停止

8、precursor chemical ─── 前體化學(xué)品

9、precursory defined ─── 前兆定義

10、precursory event ─── 前兆事件

precursors 常見例句（雙語使用場景）

1、The REMs, which appear to be at the origin of the dream stage of sleep, can be blocked or amplified by chemical inhibitors or precursors. ─── 似乎是處在睡眠的做夢階段開始時的快速眼動，卻可以受到化學(xué)抑制劑或先兆的堵塞或擴大。

2、The question, however, is why it is only a mild recession, since precursors of a depression were surely present. ─── 但問題是，既然蕭條的先兆已顯露無疑，為何這僅僅是一場溫和的衰退呢？

3、So what are today's precursors? ─── 那么今天的預(yù)兆是什么呢？

4、By the end of the next decade, a simple blood test could alert doctors to a wide variety of cancer precursors. ─── 下世紀末，醫(yī)生可以用簡單的血樣化驗預(yù)告更多種的早期癌癥。

5、For our evolutionary precursors out in the wild, the fight-or-flight response was a valuable survival mechanism. ─── 對于那些處于野外進化中的祖先來說，逃跑或戰(zhàn)斗響應(yīng)是一個寶貴的生存機制。

6、Without doubt, the United States is exhibiting some of the classic precursors to out-of-control inflation. ─── 無庸置疑的是，美國市場已經(jīng)呈現(xiàn)出無法控制的通貨膨脹的預(yù)兆。

7、Pap smears work by detecting abnormal cells that are cancer precursors and that can be destroyed using techniques like lasers. ─── 巴氏涂片可以檢測異常細胞，這些細胞是癌癥的前兆，可以使用激光等技術(shù)來摧毀它們。

8、Despite years of searching for earthquake precursors, there is currently no method to reliably predict the time of a future earthquake. ─── 雖然對地震前兆的研究已有多年，但至今仍沒有辦法能夠可靠的預(yù)計到未來地震發(fā)生的時間。

9、The chemicals include deadly pesticides and their even deadlier precursors. ─── 這些化學(xué)品包括一些能致人死地的農(nóng)藥成品以及危害相當?shù)闹谱髟稀?/p>

英語使用場景

These pumpkin-shaped modules are precursors to possible research labs or factories that could make products under weightless conditions.

In vitro experiment, BMP-4 suppress oligodendrocyte precursors differentiation into oligodendrocyte and promote the astroglial differentiation.

A number of theorists have identified precursors of photography in the late eighteenth century.

Cobalt salt was employed as catalyst precursors, copper plate as substrate and ethanol as carbon source.

Some, the precursors of fungi, could only survive in the dark.

The precursors of lowered self-esteem and poor coping will also be examined.

Briefly, Hollerith machines were mechanical precursors to computers.

His parents, he says, were precursors to the counter-culture.

Different rayon based carbon fiber precursors are studied by means of scanning electron microscope(SEM), Thermal Mechanical Tester and X-ray diffractometer.

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