He wore an old double-breasted suit, frayed gray shirt, wide tie, no hat "I left her so long ago I don't remember.
他穿着一件双排扣的旧大衣,一件散口的灰衬衫,和一条宽领带,没有戴帽子,“我很早以前就离开了她。
How long does it take for the population of cells to double?
一组细胞的倍增时间是多久呢
Now the nice thing about this is that the degradation mechanisms seem to persist for some period of time, beyond the time at which you deliver the double stranded RNA; whereas, obviously, this mechanism here is only going to exist for as long as the anti-sense sequence is present.
而好消息是降解过程会持续一段时间,比你转入双链RNA的时间要长,但是,这种机制只会在,有反义链的时候发挥作用
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