turn barrel

At last, Lockwood's turn came and, in a gray top and skirt that she had selected at the Goodwill in Lawrence, she did an impromptu barrel roll onto the stage for her private, nerve-calming joke.

最后轮到洛克伍德上场了。她穿着在劳伦斯好意慈善店买的一件灰色的上衣和裙子，像个木桶似的滚上了台。这个即兴之举是她为了使自己不紧张而跟自己开的玩笑。

互联网摘选

That in turn knocked commodity prices, with US crude oil falling below$ 70 a barrel, just days after testing the$ 75 level.

这又转而影响了大宗商品的价格，在几天前的棘手价格75美元一桶后，今天油价已经下跌到了70美元一桶。

互联网摘选