有一个巧妙的方法来纯化dna,用一种酶能够辨别和摧毁微生物有机体的遗传物质而不会销毁太多相关的DNA。
Purifying it involved a clever trick using enzymes that can identify and destroy the genetic material of micro-organisms without also destroying too much of the DNA of interest.
照片中是美国根据该条约于1987年销毁摧毁titanII导弹的情景,但批评者指出,这些洲际导弹或多或少已经过时。
In 1987, the U.S. destroyed a number of Titan II missiles, above, in accordance with the treaty, though critics observed that these ICBMs were more or less obsolete by that time.
销毁它!武器是父权制的工具,必须立刻摧毁!
Destroy it. Weapons are tools of the patriarchy which must be abolished IMMEDIATELY!
销毁它!武器是父权制的工具,必须立刻摧毁!
Destroy it. Weapons are tools of the patriarchy which must be abolished IMMEDIATELY!
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