preying

They are also preying on penguins and South American fur of the young sea lions.

它们还捕食企鹅和南美毛皮海狮的幼崽.

While Ζ S 1S 2 cos(Δα)/ PCV max, preying relationship absents, the former Eqs. shows two species in the same trophic level and the latter in more than one trophic level.

当ΖS1S2cos（Δα）/PCVmax时，不存在捕食关系，前式为同一营养级，后式为相隔一个至几个营养级。

There are certain companies and organizations that make money by preying on naive and unsuspecting college students.

有一些公司和组织通过猎食那些天真的没有疑心的大学生来赚钱。

Going so far away from home has been preying on my mind.

离开家那么远一直困扰着我。

A Primary Report of the Study of the Ground Beetle ( Chlaenius virgulifer) Preying on Young Farmland Mouse

逗斑青步甲捕食黄毛鼠仔鼠研究初报

Next week's test has been preying on my mind.

下周的测验一直困扰着我.

This matter has Been preying on my mind all day.

这个问题整天萦绕在我的心头.

Population dynamics, preying habit , functional response, interference response and pesticide toxicity of Cybocephalus nipponicus were studied.

本文研究了日本方头甲的种群动态 、 捕食习性、功能反应 、 干扰反应与农药毒性.

This problem has been preying on my mind all day.

这个问题让我伤了整整一天脑筋.

For a while he let his eyes idly follow the preying bird.

他自己的眼睛随着寻食的鸟毫无目的地看了一会儿.

Bogus social workers have been preying on old people living alone.

冒牌社会福利工作员不断坑害独居老人。

My mother's illness has been preying on my mind.

我母亲的病一直困扰着我.

Secondary toxication of ladybird beetle, Propylaea japonica preying on cotton aphids poisoned by insecticides

棉田龟纹瓢虫捕食农药中毒棉蚜的二次中毒问题

Now environmental protection is more preying than ever before.

现在,环境保护比以往任何时候都更为紧迫.