Changes of government can be regarded as exogenous events too .

政府重组同样可被看作是一外源性事件。

Apart from the difficulty of forecasting the impact of exogenous events , investors may have another reason for ignoring them .

除了难以预料外源性事件所带来的冲击力外，投资者们忽略这些事件可能还有其他原因。

Exogenous estrogen , for instance , activates growth pathways in breast cells and can cause breast cancer but doesn 't damage dna .

例如外源性雌激素就会激发乳腺细胞的生长进而导致乳腺癌，但并不会破坏dna。

Swine flu is just the latest in a series of " exogenous events " ( risks originating outside the financial system ) to test the markets .

“猪流感”不过是最近考验目前市场的众多“外源性事件”（来自金融体系之外的风险）之一罢了。

In normal persons , pain serves to protect the body from exogenous injury and internal disease .

对正常人而言，疼痛是用来保护人体免受外源性损伤及内部疾患的。