即使是永远不能生殖的工蚁,亦具有这种倾向.Even worker ants that never reproduce possess this drive.不育是阻碍生殖的一种永久性因素.Sterility is some permanent factor preventing procreation.生殖的事要弄得像发配给证一样成为一年一度的手续形式.Procreation will be an annual formality li...
...our abysmal record at producing a scientifically trained workforce...我们在培育具有科学素养的专业人才方面惨不忍睹的记录Scientifically adapted didactics in the practice of teaching activities can produce satisfactory results.教学方法与教学技巧是取得教学效果的手...
Cannons bombarded enemy lines.大炮轰击了敌军阵地.One company had been furnished with six cannons.某连队装备了六门大炮.Rifles and cannons volleyed on all sides.枪炮向各方面齐发....
这种结实的高强度塑料盒子在水下100英尺以内是防水的。The durable high-impact plastic case is water resistant to 100 feet.购买十件商品以内的顾客可使用快速购物通道。Customers with ten items or less can use the express lane.快车在3小时以内走完去渥太华的旅程.A fast train does the journe...