No one can say which company will preform well and which will not.

没人可百分之百预测一家企业的未来业绩。

These can be divided into preformed or passive defense mechanisms and inducible or active systems.

这些可分为预先和被动，及可诱导或活跃。

While leaders expressed general optimism, a preformed survey of hundreds of business executives showed the opposite.

虽然多个领导人普遍表示乐观，但一项调查采访了上百名企业高管，他们的观点却截然相反。

Also anytime the thyroid gets inflamed or damaged there can be a large release of preformed thyroid hormones.

甲状腺发炎或受损，也可能大量释放预先形成的甲状腺激素。