·2,447,543篇论文数据，部分数据来源于NoteExpress
但是它们的标记点和正常的雄鼠相比明显减少。
But they deposited significantly fewer urine marks than the normal males.
每个组由9只年轻雄鼠以及约30只老龄雄鼠组成。
Each group contained nine young male mice and about 30 old male mice.
这些雄鼠可以补偿这一事实：它们对雌鼠吸引力不够。
The males may be compensating for the fact that they're less attractive to females.
应用推荐