precipitate
音標(biāo)發(fā)音
- 英式音標(biāo) [pr??s?p.?.te?t]
- 美式音標(biāo) [pr??s?p.?.te?t]
- 國際音標(biāo) [pri'sipitit, -teit]
- 英式發(fā)音
- 美式發(fā)音
基本解釋
- v. 使（壞事等）突然發(fā)生；使突然陷入（某種狀態(tài)）；使沉淀；猛拋，猛地落下；冷凝成為雨或雪等
- adj. 魯莽的，倉促的；突如其來的；猛地落下的
- n. 沉淀物
詞根記憶
- pre(在…前面) + cip(落下) + it + ate→提前落下→使…突然降臨
- pre(預(yù)先) + cip(落下) + it + ate→預(yù)先落下→使突然降臨，加速
- pre(預(yù)先) + cipit(落下) + ate→提前落下→猛地落下
同根派生
- adj性質(zhì)的同根詞
- precipitant：勇往直前的；急促的；突如其來的。
- precipitating：起沉淀作用的；急落的；猛沖的。
- adv性質(zhì)的同根詞
- precipitately：猛進(jìn)地。
- n性質(zhì)的同根詞
- precipitation：[化學(xué)]沉淀，[化學(xué)]沉淀物；冰雹；墜落；魯莽。
- precipitant：[化學(xué)]沉淀劑。
- precipitator：[化學(xué)]沉淀劑，[礦業(yè)]沉淀器；催促的人。
- precipitin：[免疫]沉淀素。
用法辨析
- precipitate的基本意思是“(使)突然發(fā)生; 使突然陷入”,指缺乏應(yīng)有的考慮和準(zhǔn)備而倉促決定或采取行動。引申可作“沉淀,析出”“冷凝”解。
- precipitate可用作及物動詞,也可用作不及物動詞。用作及物動詞時接名詞或代詞作賓語。
- precipitate接介詞into表示“突然使某人〔物〕進(jìn)入某種狀態(tài)”。
v. (動詞)
英漢例句
- Rain precipitates.
突然下起了雨。 - The waterfall precipitates itself between the mountains.
瀑布在山間急瀉而下。
用作動詞 (v.)
用作不及物動詞: S+～(+A)
用作及物動詞: S+～+ n./pron.
詞組短語
- precipitate against sb 攻擊某人
- precipitate sth down a cliff 自山崖上拋下某物
- precipitate from the housetop 從屋頂跳下
- precipitate in sth 在…上突然進(jìn)入
- precipitate a country into war 使某個國家突然陷入戰(zhàn)爭
用作動詞 (v.)
～+介詞
英英字典
- (MAKE HAPPEN) to make something happen suddenly or sooner than expected
- (THROW) to throw someone or something from a height with great force
- (CHEMISTRY) If a liquid precipitates, substances in it become solid and separate from the liquid.
- a solid substance that is produced from a liquid during a chemical process
- If an action is precipitate, it is done sooner or faster than expected and without enough thought or preparation.
- prsptetprsptt
- A precipitate action or decision happens or is made more quickly or suddenly than most people think is sensible.
劍橋英英字典
柯林斯英英字典
專業(yè)釋義
- 沉淀
It is particularly important that find out the influence of metal element on the alloy. So,the research on the precipitate process is urgent.
所以,搞清楚金屬元素對合金的作用顯得尤為重要,對其所形成沉淀相的研究也顯得尤為迫切。 - 析出相
M2N phase is the main precipitate in low carbon high-nitrogen Cr-Mn-N austenitic stainless steel during aging after solution treatment.
2、在Cr-Mn-N系低碳高氮奧氏體不銹鋼中,固溶處理后時效的析出相主要為M2N相。 - 析出物
The capacity fraction of the precipitate in material is fixed. The smaller the precipitate's size is, the larger its amount is and the smaller the average spacing is, so that the strengthening effect is more significant.
材料中析出物體積分?jǐn)?shù)一定，析出物的尺寸越小時，數(shù)量就越多，平均間距越小，強(qiáng)化作用也更顯著。化學(xué)
- 沉淀
- 沈淀物
- 析出物
- 脫溶物
- 沉淀物
- (水汽等)凝結(jié)(成雨、露、雪等)：
- (水汽等)凝結(jié)(成雨、露、雪等)：
- 使(水蒸氣)凝結(jié)：
- 沉淀物
- 沉淀物
- 沉淀
- 沉淀物;沉淀
- 使沉淀