The case against is twofold: too risky and too expensive.反对理由有两点：太冒险而且太昂贵。Doing human rights work is risky business. That comes with the territory.做人权工作是要冒风险的。这是难免的。Investing in airlines is a very risky business.投资航空业风险很...
Horse breeding is indeed a risky enterprise.养马确实是个有风险的营生。It was a risky operation, but might buy more time...这是一次冒险的行动，但也许能赢得更多的时间。It can be a dangerous course of action which might be sound in theory but — ahem — perhap...
Final diagnosis of MFH was achieved based on histopathology and immunohistochemical stains.最后的确定诊断有赖于组织病理切片以及免疫萤光染色等检查.All cases were diagnosed as junctional nevus or compound nevus in histopathology.其病理组织学上均确诊为痣细胞痣.Obje...