这台机器看上去像一把硕大无比的剪刀，其刀片比我爸的身躯还要厚。
The machine looked like a giant pair of scissors, with blades thicker than my father's body.
这种新的酶可以像剪刀一样从血细胞表面去除这些分子，让它们变成O型。这样就不会导致受血者的免疫反应。
The new enzymes act like scissors to remove these molecules from the blood cells, turning them into type o, which then do not cause immune reactions in recipients.
然后两个小男孩走出花园；其中的一个拿着一把像之前女孩拿来剪下郁金香的锋利的大剪刀。
Then two little boys came out of the garden; one of them had a large sharp knife, like that with which the girl had cut the tulips.
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