But it is still hard to pin all the blame for high prices on investors.

但是，将高物价都归咎于投资者，还颇为困难。

youdao

I seek not to pin it down but to free it by acknowledging that high performance is not as much about achieving a certain state as it is a journey toward something better.

我不求限制它，而是释放对它的束缚，承认它无关于达到某个特定状态，而是一段通往更好的事物的旅程。

youdao

PIN can be low or high grade (as seen here).

PIN的分化级可高可低。

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"There was so much trouble around the green , and the green sloped heavy from the back to the front, so if you hit the ball pin-high it could be a double-bogey very easily, " Casper said.

WSJ: Billy Casper, Standing in the Shadow of Legends | Golf Journal

The Roosevelt pin fetched the high price because of its rare depiction of African-American infantrymen following Roosevelt up San Juan Hill a fact that turn-of-the-century button makers tended to ignore.

WSJ: The American Political Items Collectors Meet

At the end of this month, they will announce a new research consortium with a number of other multinational agri-biotech firms, to pin down apomixis through the sharing of high-tech genomic tools and databases.

ECONOMIST: Terminator genes