difficult to determine ; difficult to confirm
难以确定的风险 [金融] border-line risk
难以确定的 vague ; intangible
一书中难以确定 a book hard to identify
如此难以确定 so hard to identify
利比亚的死亡人数尤其难以确定。
The death toll in Libya has proved particularly difficult to determine.
youdao
难以确定信息的完整性。
Difficult to determine information completeness.
如果不知道自己的需求，则难以确定工作何时完成。
If you don't know what you want, it will be difficult to determine whether your work is finished.
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