permanence
音標(biāo)發(fā)音
- 英式音標(biāo) [?p??.m?.n?ns]
- 美式音標(biāo) [?p??.m?.n?ns]
- 國(guó)際音標(biāo) ['p?:m?n?ns]
- 英式發(fā)音
- 美式發(fā)音
基本解釋
- n.永久；持久
詞根記憶
- per(始終) + man(拿住) + ence→始終拿著→永久，持久
同根派生
- adj性質(zhì)的同根詞
- permanent：永久的，永恒的；不變的。
- adv性質(zhì)的同根詞
- permanently：永久地，長(zhǎng)期不變地。
- n性質(zhì)的同根詞
- permanent：燙發(fā)（等于permanen ave）。
- permafrost：永久凍土，永久凍地；永久凍結(jié)帶；永久冰凍。
- permanency：永久；耐久性；永久的事物。
英漢例句
- The spoken word is immediate but lacks permanence.
口頭之言便捷，但缺乏持久性。 - Anything which threatens the permanence of the treaty is a threat to peace.
任何對(duì)條約持續(xù)生效構(gòu)成威脅的因素都將危及和平。 - They gradually realized the permanence of their condition.
他們漸漸意識(shí)到他們的這種狀況將永久地持續(xù)下去。 - The spoken word is immediate but lacks permanence.
口頭之言便捷，但缺乏持久性。 - Anything which threatens the permanence of the treaty is a threat to peace.
任何對(duì)條約持續(xù)生效構(gòu)成威脅的因素都將危及和平。
詞組短語(yǔ)
- Permanence Gallery 久畫(huà)廊
- water permanence 耐水性
- Suggesting Permanence 讓人聯(lián)想永恒
- Synapse permanence 突觸的永久性
- transience permanence 頃刻
短語(yǔ)
專業(yè)釋義
- 持續(xù)生存
Finally, by using the method of topological degree, we obtain the existence of positive periodic solution of three species predator-prey system with nonautonomous delay. We also discuss the effect of delay on permanence and periodic solutions of the system.
利用拓?fù)涠鹊睦碚摻o出了具有時(shí)變離散時(shí)滯的三種群捕食食物鏈系統(tǒng)正周期解的存在性,得到了時(shí)滯的大小對(duì)種群的持續(xù)生存及系統(tǒng)周期行為的影響。 - 持久
, and the disease is uniformly persistent if the period of pulsing is larger than r* (or T*). The permanence of the models is investigated analytically.
通過(guò)分別對(duì)這四類模型的研究,得到了系統(tǒng)無(wú)病周期解全局吸引和系統(tǒng)一致持久的充分條件;并且得到當(dāng)脈沖周期小于Υ_*(或γ_*)時(shí)疾病將會(huì)滅絕,當(dāng)脈沖周期大于Υ_*(或γ_*)時(shí)疾病將成為地方病。 - 一致續(xù)存
In our paper, we have comprehensively discussed the permanence of predator-prey systems and the impact of prey refuges on their dynamics and obtain the following main results:1.
本文系統(tǒng)的討論了具有階段結(jié)構(gòu)的捕食——食餌系統(tǒng)(包括多物種食物鏈系統(tǒng))的一致續(xù)存和庇護(hù)所效應(yīng)對(duì)其動(dòng)態(tài)結(jié)果的影響。生物學(xué)
- 一致續(xù)存
In our paper, we have comprehensively discussed the permanence of predator-prey systems and the impact of prey refuges on their dynamics and obtain the following main results:1.
本文系統(tǒng)的討論了具有階段結(jié)構(gòu)的捕食——食餌系統(tǒng)(包括多物種食物鏈系統(tǒng))的一致續(xù)存和庇護(hù)所效應(yīng)對(duì)其動(dòng)態(tài)結(jié)果的影響。計(jì)算機(jī)科學(xué)技術(shù)
- 永久性
- 永久性
- 永久性
- 耐久性