另一种可能性是亲鸟会偏爱强壮的雏鸟。Another possibility is that parents favour chicks that are strong.我怕我驾驭不了这么强壮的马。I feared I wouldn't be able to control such a strong horse.即使最强壮的游泳者也会无助地被交叉水流冲走。Cross-currents can sweep the stronge...
The mathematicians turned to culling periodic solutions.数学家们转而去挑选周期解.Family data can be used most simply by an approach which employs an individual culling level.使用家系资料最简单的办法,就是采用一独立的选拔标准.Simultaneously, the meshes must ...
When you write, avoid sandwiching the bad news between an irrelevant, indirect, or overly cushioned beginning and end.在写文章时，不要把坏消息夹在毫不相关、拐弯抹角或过度铺垫的开头和结尾中间。This software has been used in a biological fermentation device w...