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。

youdao

Some expect Apple and Microsoft to Sue Google. Yet this is unlikely, because the online giant will be hard to pin down.

有些人期待苹果和微软起诉谷歌，然而这是不太可能的事情，因为谷歌这个网络巨人是很难被扳倒的。

youdao

Precise figures are hard to pin down because publication planning is widely dispersed and is only beginning to be recognized as something like a discrete profession.

由于选题策划人员分布广泛、离散性强，所以很难给出一个精确的在行从业数字。

youdao

It's simple to say, but very difficult to bring off, something that cannot be taught and really is hard to pin down, and it either works or it doesn't.

NPR: Conductor James DePreist