剑尾的英文

例句与用法

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1. The sleek swordtail is an agile swimmer and needs plenty of room
   圆滑的剑尾鱼是一个敏捷的泳者并且需要充足的活动空间。
2. Females may not be physiologically able to reproduce ; in particular , older females may be infertile
   母剑尾鱼可能不能生育，特别要指出的是，老年的母剑尾鱼可能会绝育。
3. It was realized as early as the 1920 ' s that one could make hybrids between the different species
   剑尾鱼是一种淡水鱼，它的基因包含23种（我不清楚这23种是否指的是染色体） 。
4. Xiphophorus can store sperm for several months . our records indicate that storage can be up to 9 months and possibly longer
   剑尾鱼可以储存几个月的精子。我们的记录显示可以储存9个月甚至更长！
5. Ai can be used in non - hybrid matings when the situation dictates , such as when a mating pair has not produced offspring after several months of co - habitation
   在某些时候人工受精技术会使用于不同类型的纯种剑尾鱼之间的杂交，例如一对杂交种鱼经过了几个月的同缸生活后还是没有生产后代。