But it is always hard to pin down.
但这始终是难以确切说明。
SAUDI ARABIA is hard to pin down.
要给沙特阿拉伯定位是困难的。
Mr Obama's views are hard to pin down.
奥巴马先生的观点则很难确定。
A trader's intent is hard to pin down, however.
然而，交易商的意向是很难被抑制的。
It is hard to pin down what has been causing honeybees to vanish.
很难确定是什么原因使蜜蜂突然消失。
Yet this is unlikely, because the online giant will be hard to pin down.
这种可能性基本不存在，毕竟网络红人难以击败。
No matter how you look at it, it's hard to pin these down.
不管怎么看，这些问题都是很难弄清楚的。
Hard as it is to pin that down, there's something to it.
尽管很难，但还是要那样子做一做。
Hard as it is to pin that down, there's something to it.
尽管很难，但还是要那样子做一做。
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