Uh... Lily, did you pull the pins out of Julie's hair?

莉莉 你把朱莉的发夹拔下来了吗？

And then one day, I pull the pin on a grenade.

然后某天 我引爆了手榴弹。

So, think about a grenade, like the little thing, you pull the pin, you throw it, it blows up.

所以，想一想手榴弹， 就像小东西一样，你拉动销子， 扔出去，它就会爆炸。

These zymogens are normally activated by proteases which cleave off a polypeptide chain, which is kind of like pulling the pin on a grenade.

这些酶原通过蛋白酶被激活，蛋白酶会将一条多肽链切去，这有点像拉手榴弹的保险栓。

PETER STALEY: We dropped our poles, ripped off the signs, pulled the pins on these things, and then raised the poles back up.

彼得·斯塔利：我们放下了杆子，撕掉了标牌，拔掉了这些东西上的销钉，然后又把杆子升了起来。