1.
EXTINCTION AND PERMANENCE IN PREDATOR-PREY MODEL WITH STAGE STRUCTURE AND IMPULSIVE STOCKING
一类具有阶段结构和脉冲投放的捕食模型的持续与灭绝
2.
The Extinction and Permanent Existence of an Impulse Lotka--Volterra System;
脉冲作用下的一类Lotka-Volterra系统灭绝与持续生存
3.
The Exsistence and Extinction of a Kind of General Logistic Population;
一类广义Logistic种群的持续生存和灭绝
4.
Weakly persistence in the mean and extinction of Logistic single population with harvesting in a polluted environment
污染环境中具有捕获的Logistic单种群的弱平均持续生存与绝灭
5.
Persistence and Extinction in Nonautonomous Multi-species Kolmogorov System with Delay
非自治多种群时滞Kolmogorov系统的持续性和灭绝性
6.
The Cretaceous extinction was like a terrible streak of bad luck lasting millions of years.
白垩纪的生物绝灭，犹如一场持续千百万年的可怕厄运。
7.
If winter persists there will be nothing left of us and so I decided to use my strength to protect my kin folk.
可是如果酷寒持续下去，万物都将灭绝，因此我决定用自己的力量来保护我的乡亲们。
8.
Tending to extinguish or make extinct.
使灭绝，使消亡趋于灭绝或使灭绝的
9.
Extinction and Permanence of a Pest Management SI Model with Twice Impulses and Nonlinear Incidence Rate
一类具有两次脉冲和非线性传染率的害虫管理SI模型的灭绝性与持久性(英文)
10.
Study on the Permanence and Extinction of Several Population Dynamic Systems;
几类种群动力学模型持久性和绝灭性的研究
11.
extinct flightless bird related to the dodo.
已经灭绝的不会飞的鸟，与渡渡鸟近缘。
12.
Extermination of the Buffalo and the Destiny of the Indians on the Great Plain
野牛的灭绝与大平原印第安人的命运
13.
Extinction risk and population viability analysis of wild Pere David's deer
野放麋鹿种群灭绝风险与生存力分析
14.
were drowned by a continuous rhythmic throbbing.
也会泯灭在持续不断而又很有节奏的悸动声中。
15.
Crews are working around the clock to fight the fire.
（消防）队员们正在持续24小时地进行灭火工作。
16.
They had died out. Others, however, remained because they were able to fit in with their surroundings.
灭绝了, 然而, 另一些物种继续生存下来, 因为它们能适应环境。
17.
The parent species may survive indefinitely thereafter, or it may become extinct.
以后本家物种也许能继续存在，也许会灭绝，说不准。
18.
It is one thing to support euthanasia, but quite another to offer any justification for genocide.
支持安乐死是一回事，为种族灭绝提供正当的理由是另一回事。