卵最后在母兽的育儿袋内孵化了.The eggs eventually hatch inside the mother's pouch.怀孕的母兽总是生下一双幼兽,一公一母.Pregnant females always give birth to twins: a female and male.母兽一直都在窝边守护着仔兽的安全.The mother animal constantly safeguards her baby....
The velocity of the fluid is inversely proportional to the spacing of the streamlines.流体的流速与流线的间距成反比.The amount of force needed is inversely proportional to the rigidity of the material.需要的力度与材料的硬度成反比.The availability of...
他个性坚定，但绝不是什么狂热分子。He was forceful, but by no means a zealot.她绝不是那种会谋杀亲夫的人。She was certainly not the type to murder her husband.在交通拥堵的雨天里踩刹车绝不是什么好玩的事。Braking in the wet in heavy traffic is never fun....