So we needed to come up with another source, a renewable source, so we turned our attention to embryonic stem cells.
因此,我们需要一种替代材料,一种可以再生的材料,我们注意到了胚胎干细胞胚胎干细胞。
The boy might instead kick the dog and think he hates the dog because that's a more acceptable target.
孩子可能会去踢狗,觉得狗很可恨,因为狗是可以接受的替代性目标。
And once we have positive candidates we can apply them to the same pathway Shown on the right and hopefully get regeneration.
一旦有了这种稳定的替代物,你就可以实施右边显示的这项计划,进行批量的繁殖。
If both these firms are producing bottled water and it's identical, then the goods themselves are substitutes.
如果两家公司生产同质的瓶装水,那么它们的产品是可以互相替代的
Next time down I've got eight versions.
我可以用替代来解决这个问题。
Now of course,somebody else can take your slot.
显然你的座位是可以被其他人替代的。
q2 We can replace this sum by just the some of q1 plus q2.
我门可以用q1加,来替代这些量之和。
Well,a fan of the claim that we all die alone might come back and say, Well,in the case of the string quartet, although it's true that I am playing with others, somebody could take my part.
一个相信人是孤独而死的人也许会说,在弦乐四重奏的例子中,虽然我确实是在和其他人一起演奏,有人是可以替代我的。
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