As a portfolio of practical application, insurance-funds investment is also faced with lots of unavoidable risk.

作为投资组合的一个实际应用，保险资金的投资也不可避免的面临着一系列风险。

Most of the risk factors for melanoma are unavoidable.

导致黑素瘤的危险因素中大部分都是难以避免的。

That risk and would-be investors' unavoidable lack of knowledge when faced with unproven business plans explain why entrepreneurs struggle to finance their dreams.

面对可行性未经证实的商业计划风险投资和潜在的投资人们不可避免的感到心里没底，这也是为什么创业者们的先期融资总是困难重重的原因。

But experts say that although some complaints such as arthritis, poor eyesight and hearing were unavoidable, regular trips to the doctor and dentist could help lessen the risk of dementia.

但是专家说，有些症状例如关节炎、近视和听力问题是不可避免的，定期去看医生和牙医可能有助于减少患老年痴呆症的风险。

Butt experts say that although some complaints such as arthritis, poor eyesight and hearing were unavoidable, regular trips to the doctor and dentist could help lessen the risk of dementia.

但是专家说，有些症状例如关节炎、近视和听力问题是不可避免的，定期去看医生和牙医可能有助于减少患老年痴呆症的风险。